Askgene Pharma, Inc.

United States of America

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IPC Class
C07K 14/54 - Interleukins [IL] 19
C07K 14/55 - IL-2 16
C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons 16
A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment 15
A61P 35/00 - Antineoplastic agents 15
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Status
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Registered / In Force 34
Found results for  patents

1.

A METHOD FOR TREATING RETINAL AND CHOROIDAL VASCULAR DISEASES WITH A CHIMERIC MOLECULE

      
Application Number CN2025094463
Publication Number 2025/237264
Status In Force
Filing Date 2025-05-13
Publication Date 2025-11-20
Owner
  • SHANGHAI AFFAMED THERAPEUTICS LIMITED (China)
  • ASKGENE PHARMA INC. (USA)
Inventor
  • Zhang, Xiaozhe
  • Ma, Fiona
  • Xia, Yusong
  • Ma, Yutao
  • Lu, Yuefeng
  • Lu, Jian-Feng
  • Li, Lu
  • Li, Ming

Abstract

The present invention pertains to the biomedical field, and particularly relates to a chimeric molecule comprising an Ang-2 antagonist peptide and an anti-VEGF antibody, and a method for treating retinal and choroidal vascular diseases with the chimeric molecule.

IPC Classes  ?

  • C07K 19/00 - Hybrid peptides
  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • A61P 9/10 - Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
  • A61P 27/02 - Ophthalmic agents
  • A61P 3/10 - Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics

2.

NOVEL ANGIOPOIETIN 2, VEGF DUAL ANTAGONISTS

      
Application Number 18782004
Status Pending
Filing Date 2024-07-23
First Publication Date 2025-06-12
Owner AskGene Pharma Inc. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to fusion molecules and chimeric molecules which comprise two components: an Ang-2 antagonist peptide linked to a VEGF-binding moiety. Further disclosed are methods of using said chimeric molecules to treat a patient cancer, proliferative retinopathy, neovascular glaucoma, macular edema, wet age-related macular degeneration (wAMD), macular edema following retinal vein occlusion (RVO), diabetic macular edema (DME), or diabetic retinopathy (DR).

IPC Classes  ?

  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • A61K 9/08 - Solutions
  • A61K 9/19 - Particulate form, e.g. powders lyophilised

3.

CHIMERIC PROTEINS COMPRISING MASKED IL-2

      
Application Number US2024058527
Publication Number 2025/122660
Status In Force
Filing Date 2024-12-04
Publication Date 2025-06-12
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Shanebeck, Kurt
  • Ruiz, Jeanine
  • Tumanut, Christine
  • Fan, Xiaomin
  • Shi, Donghui
  • Chuang, Jui Chang

Abstract

Provided herein are IL-2 prodrugs, as well as methods of using the same to modulate the immune system in a subject.

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • A61P 35/00 - Antineoplastic agents
  • C07K 14/55 - IL-2

4.

NOVEL CYTOKINE PRODRUGS

      
Application Number 18960740
Status Pending
Filing Date 2024-11-26
First Publication Date 2025-04-24
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

Provided herein are cytokine muteins and cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • A61K 38/20 - Interleukins
  • A61K 38/19 - CytokinesLymphokinesInterferons
  • A61K 47/64 - Drug-peptide, drug-protein or drug-polyamino acid conjugates, i.e. the modifying agent being a peptide, protein or polyamino acid which is covalently bonded or complexed to a therapeutically active agent
  • A61K 47/65 - Peptidic linkers, binders or spacers, e.g. peptidic enzyme-labile linkers
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • A61P 35/00 - Antineoplastic agents
  • C07K 14/55 - IL-2

5.

CHIMERIC MOLECULES COMPRISING IL-12 AGONIST POLYPEPTIDE

      
Application Number 18272095
Status Pending
Filing Date 2022-01-12
First Publication Date 2025-02-13
Owner AskGene Pharma Inc. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Liu, Liqin

Abstract

The present application relates to novel chimeric molecules or prodrugs of IL-12. Specifically, disclosed provides a chimeric molecule, which comprises an IL-12 p40 subunit (p40), an IL-12 p35 subunit (p35), and which may further comprises a masking moiety (MM), and/or a carrier (C). Further included in the present application are methods of making and using the novel chimeric molecules or prodrugs.

IPC Classes  ?

  • C07K 14/54 - Interleukins [IL]
  • A61K 38/00 - Medicinal preparations containing peptides
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants

6.

MUTANT IL-2 POLYPEPTIDES AND IL-2 PRODRUGS

      
Application Number US2023082385
Publication Number 2024/119193
Status In Force
Filing Date 2023-12-04
Publication Date 2024-06-06
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Shanebeck, Kurt
  • Ruiz, Jeanine
  • Tumanut, Christine
  • Fan, Xiaomin
  • Shi, Donghui
  • Chuang, Jui Chang

Abstract

Provided herein are IL-2 mutants, IL-2 prodrugs, and IL-2 antibody fusion molecules, as well as methods of using the same to modulate the immune system in a subject.

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • A61P 35/00 - Antineoplastic agents
  • C07K 14/55 - IL-2

7.

Novel Angiopoietin 2, VEGF Dual Antagonists

      
Application Number 18460677
Status Pending
Filing Date 2023-09-04
First Publication Date 2024-03-28
Owner
  • AskGene Pharma Inc. (USA)
  • Jiangsu Aosaikang Pharmaceutical Co., Ltd. (China)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to chimeric molecules which are fusion proteins comprising two components: an Ang-2 binding peptide linked to either a VEGF antibody or a VEGF receptor-Fc fusion protein. The Ang2 peptide, VEGF antibody, and VEGF receptor-Fc fusion proteins are each defined below with reference to percent identity to a reference sequence. The chimeric molecule is a fusion protein, dual antagonist of Ang2 and VEGF for treatment of cancers, proliferative retinopathies, neovascular glaucoma, macular edema, AMD, and rheumatoid arthritis.

IPC Classes  ?

  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • C07K 14/515 - Angiogenic factorAngiogenin
  • C07K 14/71 - ReceptorsCell surface antigensCell surface determinants for growth factorsReceptorsCell surface antigensCell surface determinants for growth regulators

8.

Chimeric Molecules Comprising an IL-10 or TGF-Beta Agonist Polypeptide

      
Application Number 18259706
Status Pending
Filing Date 2022-02-01
First Publication Date 2024-03-07
Owner ASKGENE PHARMA, INC. (USA)
Inventor Lu, Yuefeng

Abstract

The present disclosure relates to prodrugs or chimeric molecules which comprise a carrier moiety, a cytokine moiety selected from an IL-10 agonist polypeptide and a TGF-β agonist polypeptide, and a masking moiety that binds to said cytokine moiety and inhibits its biological activity. Further included in the present disclosure are methods of making and using the novel prodrugs or chimeric molecules.

IPC Classes  ?

9.

Interferon Prodrugs and Methods of Making and Using the Same

      
Application Number 18259695
Status Pending
Filing Date 2022-01-14
First Publication Date 2024-03-07
Owner ASKGENE PHARMA, INC. (USA)
Inventor Lu, Yuefeng

Abstract

Provided herein are interferon prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.

IPC Classes  ?

  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • A61P 35/00 - Antineoplastic agents
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants

10.

NOVEL IL-15 PRODRUGS AND METHODS OF USE THEREOF

      
Application Number 18490268
Status Pending
Filing Date 2023-10-19
First Publication Date 2024-02-29
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng

Abstract

Provided herein are IL-15 cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • C07K 14/81 - Protease inhibitors

11.

Antibodies and methods for making and using the same

      
Application Number 17991775
Grant Number 12312413
Status In Force
Filing Date 2022-11-21
First Publication Date 2023-09-28
Grant Date 2025-05-27
Owner
  • AskGene Pharma Inc. (USA)
  • Jiangsu AoSaiKang Ph (China)
Inventor
  • Lu, Yuefeng
  • Shanebeck, Kurt
  • Li, Lu
  • Liu, Lei
  • Zhang, Shiwen
  • Yang, Lan
  • Lu, Jian-Feng

Abstract

Described and provided herein are novel antibodies for Claudin 18.2. Also described and provided are pharmaceutical compositions of the antibodies and methods of use for the treatment of cancer.

IPC Classes  ?

  • C07K 16/30 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants from tumour cells
  • A61K 31/282 - Platinum compounds
  • A61K 31/337 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having four-membered rings, e.g. taxol
  • A61K 39/00 - Medicinal preparations containing antigens or antibodies
  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • A61P 35/00 - Antineoplastic agents
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/55 - IL-2
  • C07K 14/765 - Serum albumin, e.g. HSA
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants

12.

NOVEL MASKED CYTOKINES AND METHODS OF USE THEREOF

      
Application Number 17787741
Status Pending
Filing Date 2021-01-11
First Publication Date 2023-04-06
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng
  • Liu, Liqin

Abstract

Provided herein are prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer, autoimmune or an infectious disease.

IPC Classes  ?

  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/55 - IL-2
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants

13.

CYTOKINE PRODRUGS AND DUAL-PRODRUGS

      
Application Number 17762864
Status Pending
Filing Date 2020-09-28
First Publication Date 2022-11-10
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao

Abstract

The present application relates to novel prodrugs of IL-12. Further included in the present application are methods of making and using the novel prodrugs.

IPC Classes  ?

  • C07K 14/54 - Interleukins [IL]
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • A61P 35/00 - Antineoplastic agents
  • A61K 45/06 - Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
  • A61K 38/20 - Interleukins
  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • A61K 38/17 - Peptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from animalsPeptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from humans

14.

IL-2 FUSION PROTEINS THAT PREFERENTIALLY BIND IL-2RALPHA

      
Application Number 17634890
Status Pending
Filing Date 2020-08-12
First Publication Date 2022-09-29
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yao, Chen
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Liu, Liqin
  • Shanebeck, Kurt
  • Zhang, Shiwen

Abstract

The present disclosure provides novel isolated IL-2 fusion molecules that preferentially activate regulatory T cells (Treg) in vitro and in vivo. Further included are methods of making and using said novel fusion molecules to treat inflammatory and autoimmune diseases.

IPC Classes  ?

  • C07K 14/55 - IL-2
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons

15.

NOVEL IL-21 PRODRUGS AND METHODS OF USE THEREOF

      
Application Number 17635683
Status Pending
Filing Date 2020-08-21
First Publication Date 2022-09-15
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Liu, Liqin
  • Lu, Jian-Feng (jeff)
  • Chuang, Jui Chang (ray)

Abstract

Provided herein are IL-21 prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.

IPC Classes  ?

  • C07K 14/705 - ReceptorsCell surface antigensCell surface determinants
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/55 - IL-2
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • A61P 35/00 - Antineoplastic agents

16.

IL-2 RECEPTOR BETA SUBUNIT MUTANTS

      
Application Number US2022016761
Publication Number 2022/178103
Status In Force
Filing Date 2022-02-17
Publication Date 2022-08-25
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao

Abstract

The present disclosure provides novel interleukin-2 receptor β subunit mutants and IL-2 and IL-5 fusion molecules comprising thereof. Also provided are methods of making and using the fusion molecules in stimulating the immune system, or treating cancer, an autoimmune disease, or an infectious disease.

IPC Classes  ?

17.

CHIMERIC MOLECULES COMPRISING AN IL-10 OR TGF-BETA AGONIST POLYPEPTIDE

      
Application Number US2022014801
Publication Number 2022/165443
Status In Force
Filing Date 2022-02-01
Publication Date 2022-08-04
Owner ASKGENE PHARMA, INC. (USA)
Inventor Lu, Yuefeng

Abstract

The present disclosure relates to prodrugs or chimeric molecules which comprise a carrier moiety, a cytokine moiety selected from an IL-10 agonist polypeptide and a TGF-β agonist polypeptide, and a masking moiety that binds to said cytokine moiety and inhibits its biological activity. Further included in the present disclosure are methods of making and using the novel prodrugs or chimeric molecules.

IPC Classes  ?

18.

INTERFERON PRODRUGS AND METHODS OF MAKING AND USING THE SAME

      
Application Number US2022012629
Publication Number 2022/155541
Status In Force
Filing Date 2022-01-14
Publication Date 2022-07-21
Owner ASKGENE PHARMA, INC. (USA)
Inventor Lu, Yuefeng

Abstract

Provided herein are interferon prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.

IPC Classes  ?

  • A61P 35/00 - Antineoplastic agents
  • A61K 38/00 - Medicinal preparations containing peptides
  • A61K 38/21 - Interferons
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons

19.

CHIMERIC MOLECULES COMPRISING IL-12 AGONIST POLYPEPTIDE

      
Application Number US2022012202
Publication Number 2022/155263
Status In Force
Filing Date 2022-01-12
Publication Date 2022-07-21
Owner ASKGENE PHARMA INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Liu, Liqin

Abstract

The present application relates to novel chimeric molecules or prodrugs of IL-12. Specifically, disclosed provides a chimeric molecule, which comprises an IL-12 p40 subunit (p40), an IL-12 p35 subunit (p35), and which may further comprises a masking moiety (MM), and/or a carrier (C). Further included in the present application are methods of making and using the novel chimeric molecules or prodrugs.

IPC Classes  ?

20.

Angiopoietin 2, VEGF dual antagonists

      
Application Number 17374960
Grant Number 12043662
Status In Force
Filing Date 2021-07-13
First Publication Date 2022-02-10
Grant Date 2024-07-23
Owner AskGene Pharma Inc. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to fusion molecules and chimeric molecules which comprise two components: an Ang-2 antagonist peptide linked to a VEGF-binding moiety. Further disclosed are methods of using said chimeric molecules to treat a patient cancer, proliferative retinopathy, neovascular glaucoma, macular edema, wet age-related macular degeneration (wAMD), macular edema following retinal vein occlusion (RVO), diabetic macular edema (DME), or diabetic retinopathy (DR).

IPC Classes  ?

  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • A61K 9/08 - Solutions
  • A61K 9/19 - Particulate form, e.g. powders lyophilised

21.

HUMAN TIGIT SPECIFIC SINGLE DOMAIN ANTIBODIES AND METHODS OF USE

      
Application Number US2021028013
Publication Number 2021/216468
Status In Force
Filing Date 2021-04-19
Publication Date 2021-10-28
Owner
  • ASKGENE PHARMA INC. (USA)
  • JIANGSU AOSAIKANG PHARMACEUTICAL CO., LTD. (China)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Shanebeck, Kurt
  • Lu, Jian-Fneg
  • Liu, Liqin

Abstract

The present invention provides anti-TIGIT (T-cell immunoreceptor with Ig and ITIM domains) single-domain antibodies and variants thereof. The invention also includes methods for immunotherapy of a subject afflicted with diseases such as cancer, or an infectious disease. The methods include administering to the subject a composition comprising a therapeutically effective amount of an anti-TIGIT single domain antibody or its fusion molecule thereof that potentiates an endogenous immune response, either stimulating the activation of the endogenous response or inhibiting the suppression of the endogenous response.

IPC Classes  ?

  • A61K 39/00 - Medicinal preparations containing antigens or antibodies
  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • A61K 45/00 - Medicinal preparations containing active ingredients not provided for in groups

22.

NOVEL CYTOKINE PRODRUGS

      
Application Number 16979404
Status Pending
Filing Date 2019-03-11
First Publication Date 2021-08-26
Owner AskGene Pharma, Inc. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

Provided herein are cytokine muteins and cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • A61K 38/20 - Interleukins
  • A61K 47/64 - Drug-peptide, drug-protein or drug-polyamino acid conjugates, i.e. the modifying agent being a peptide, protein or polyamino acid which is covalently bonded or complexed to a therapeutically active agent
  • A61K 47/65 - Peptidic linkers, binders or spacers, e.g. peptidic enzyme-labile linkers
  • A61K 38/19 - CytokinesLymphokinesInterferons
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/55 - IL-2
  • A61P 35/00 - Antineoplastic agents

23.

NOVEL MASKED CYTOKINES AND METHODS OF USE THEREOF

      
Application Number US2021013007
Publication Number 2021/142471
Status In Force
Filing Date 2021-01-11
Publication Date 2021-07-15
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng
  • Liu, Liqin

Abstract

Provided herein are prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer, autoimmune or an infectious disease.

IPC Classes  ?

  • C07K 14/54 - Interleukins [IL]
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 14/55 - IL-2
  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies

24.

IL-21 prodrugs and methods of use thereof

      
Application Number 17262940
Grant Number 12459980
Status In Force
Filing Date 2019-07-25
First Publication Date 2021-06-03
Grant Date 2025-11-04
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao

Abstract

Provided herein are IL-21 prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.

IPC Classes  ?

  • C07K 14/54 - Interleukins [IL]
  • A61K 38/00 - Medicinal preparations containing peptides
  • A61P 35/00 - Antineoplastic agents
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants

25.

CYTOKINE PRODRUGS AND DUAL-PRODRUGS

      
Application Number US2020053155
Publication Number 2021/062406
Status In Force
Filing Date 2020-09-28
Publication Date 2021-04-01
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao

Abstract

The present application relates to novel prodrugs of IL-12. Further included in the present application are methods of making and using the novel prodrugs.

IPC Classes  ?

  • C07K 14/54 - Interleukins [IL]
  • C07K 14/705 - ReceptorsCell surface antigensCell surface determinants
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • A61K 47/65 - Peptidic linkers, binders or spacers, e.g. peptidic enzyme-labile linkers
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment

26.

NOVEL IL-21 PRODRUGS AND METHODS OF USE THEREOF

      
Application Number US2020047522
Publication Number 2021/035188
Status In Force
Filing Date 2020-08-21
Publication Date 2021-02-25
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Liu, Liqin
  • Lu, Jian-Feng (jeff)
  • Chuang, Jui Chang (ray)

Abstract

Provided herein are IL-21 prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.

IPC Classes  ?

  • A61P 35/00 - Antineoplastic agents
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 19/00 - Hybrid peptides

27.

IL-2 FUSION PROTEINS THAT PREFERENTIALLY BIND IL-2RALPHA

      
Application Number US2020046000
Publication Number 2021/030483
Status In Force
Filing Date 2020-08-12
Publication Date 2021-02-18
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yao, Chen
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Liu, Liqin
  • Shanebeck, Kurt
  • Zhang, Shiwen

Abstract

in vitroin vivo.in vivo. Further included are methods of making and using said novel fusion molecules to treat inflammatory and autoimmune diseases.

IPC Classes  ?

  • C07K 14/55 - IL-2
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons

28.

NOVEL IL-15 PRODRUGS AND METHODS OF USE THEREOF

      
Application Number US2020037439
Publication Number 2020/252264
Status In Force
Filing Date 2020-06-12
Publication Date 2020-12-17
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng

Abstract

Provided herein are IL-15 cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • C07K 14/54 - Interleukins [IL]
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons

29.

IL-15 prodrugs and methods of use thereof

      
Application Number 16900677
Grant Number 11845801
Status In Force
Filing Date 2020-06-12
First Publication Date 2020-12-17
Grant Date 2023-12-19
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng

Abstract

Provided herein are IL-15 cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • C07K 14/81 - Protease inhibitors

30.

PD-L1 SPECIFIC MONOCLONAL ANTIBODIES FOR DISEASE TREATMENT AND DIAGNOSIS

      
Application Number US2020013571
Publication Number 2020/150282
Status In Force
Filing Date 2020-01-14
Publication Date 2020-07-23
Owner
  • ASKGENE PHARMA INC. (USA)
  • JIANGSU AOSAIKANG PHARMACEUTICAL CO., LTD. (China)
Inventor
  • Shanebeck, Kurt
  • Liu, Lei
  • Yang, Lan
  • Lu, Yuefeng

Abstract

The present invention relates to compositions and methods for immunotherapy of a subject afflicted with diseases such as cancer, an infectious disease, or a neurodegenerative disease, which methods comprise administering to the subject a composition comprising a therapeutically effective amount of an anti-PD-L1 antibody or portion thereof that potentiates an endogenous immune response, either stimulating the activation of the endogenous response or inhibiting the suppression of the endogenous response

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • C07K 16/46 - Hybrid immunoglobulins
  • C12N 15/13 - Immunoglobulins

31.

Angiopoietin 2, VEGF dual antagonists

      
Application Number 16741686
Grant Number 11746147
Status In Force
Filing Date 2020-01-13
First Publication Date 2020-04-30
Grant Date 2023-09-05
Owner AskGene Pharma Inc. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to chimeric molecules which are fusion proteins comprising two components: an Ang-2 binding peptide linked to either a VEGF antibody or a VEGF receptor-Fc fusion protein. The Ang2 peptide, VEGF antibody, and VEGF receptor-Fc fusion proteins are each defined below with reference to percent identity to a reference sequence. The chimeric molecule is a fusion protein, dual antagonist of Ang2 and VEGF for treatment of cancers, proliferative retinopathies, neovascular glaucoma, macular edema, AMD, and rheumatoid arthritis.

IPC Classes  ?

  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • C07K 14/515 - Angiogenic factorAngiogenin
  • C07K 14/71 - ReceptorsCell surface antigensCell surface determinants for growth factorsReceptorsCell surface antigensCell surface determinants for growth regulators
  • A61K 39/00 - Medicinal preparations containing antigens or antibodies

32.

Angiopoietin 2, VEGF dual antagonists

      
Application Number 16380852
Grant Number 11059885
Status In Force
Filing Date 2019-04-10
First Publication Date 2020-04-02
Grant Date 2021-07-13
Owner AskGene Pharma Inc. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to fusion molecules and chimeric molecules which comprise two components: an Ang-2 antagonist peptide linked to a VEGF-binding moiety. Further disclosed are methods of using said chimeric molecules to treat a patient cancer, proliferative retinopathy, neovascular glaucoma, macular edema, wet age-related macular degeneration (wAMD), macular edema following retinal vein occlusion (RVO), diabetic macular edema (DME), or diabetic retinopathy (DR).

IPC Classes  ?

  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • A61K 9/08 - Solutions
  • A61K 9/19 - Particulate form, e.g. powders lyophilised
  • C07K 14/71 - ReceptorsCell surface antigensCell surface determinants for growth factorsReceptorsCell surface antigensCell surface determinants for growth regulators
  • C07K 14/515 - Angiogenic factorAngiogenin

33.

Antibodies and methods for making and using the same

      
Application Number 16516223
Grant Number 11505618
Status In Force
Filing Date 2019-07-18
First Publication Date 2020-02-06
Grant Date 2022-11-22
Owner AskGene Pharma Inc. (USA)
Inventor
  • Lu, Yuefeng
  • Shanebeck, Kurt
  • Li, Lu
  • Liu, Lei
  • Zhang, Shiwen
  • Yang, Lan
  • Lu, Jian-Feng

Abstract

Described and provided herein are novel antibodies for Claudin 18.2. Also described and provided are pharmaceutical compositions of the antibodies and methods of use for the treatment of cancer.

IPC Classes  ?

  • C07K 16/30 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants from tumour cells
  • A61P 35/00 - Antineoplastic agents
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/765 - Serum albumin, e.g. HSA
  • C07K 14/55 - IL-2
  • C07K 14/54 - Interleukins [IL]
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • A61K 31/282 - Platinum compounds
  • A61K 31/337 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having four-membered rings, e.g. taxol
  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • A61K 39/00 - Medicinal preparations containing antigens or antibodies

34.

NOVEL IL-21 PRODRUGS AND METHODS OF USE THEREOF

      
Application Number US2019043360
Publication Number 2020/023702
Status In Force
Filing Date 2019-07-25
Publication Date 2020-01-30
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao

Abstract

Provided herein are IL-21 prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer or an infectious disease.

IPC Classes  ?

  • C12N 15/10 - Processes for the isolation, preparation or purification of DNA or RNA

35.

NOVEL ANTIBODIES AND METHODS FOR MAKING AND USING THE SAME

      
Application Number US2019042493
Publication Number 2020/018852
Status In Force
Filing Date 2019-07-18
Publication Date 2020-01-23
Owner
  • ASKGENE PHARMA INC. (USA)
  • JIANGSU AOSAIKANG PHARMACEUTICAL CO., LTD. (China)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng
  • Shanebeck, Kurt
  • Li, Lu
  • Liu, Lei
  • Zhang, Shiwen
  • Lan, Yang

IPC Classes  ?

  • C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids

36.

PHARMACEUTICAL FORMULATIONS FOR NOVEL FELINE ERYTHROPOIETIN RECEPTOR AGONISTS

      
Application Number US2019028514
Publication Number 2019/209716
Status In Force
Filing Date 2019-04-22
Publication Date 2019-10-31
Owner ASKGENE PHARMA INC. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng
  • Li, Lu
  • Li, Ming

IPC Classes  ?

37.

NOVEL ANGIOPOIETIN 2, VEGF DUAL ANTAGONISTS

      
Application Number US2019026838
Publication Number 2019/200006
Status In Force
Filing Date 2019-04-10
Publication Date 2019-10-17
Owner ASKGENE PHARMA INC. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

IPC Classes  ?

  • C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids

38.

CYTOKINE PRODRUGS

      
Application Number US2019021654
Publication Number 2019/173832
Status In Force
Filing Date 2019-03-11
Publication Date 2019-09-12
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

Provided herein are cytokine muteins and cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • C07K 14/55 - IL-2
  • C07K 14/52 - CytokinesLymphokinesInterferons
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 19/00 - Hybrid peptides
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/54 - Interleukins [IL]

39.

NOVEL ANTIBODY-DRUG CONJUGATES (ADC), METHODS OF MAKING, AND METHODS OF USE THEREOF

      
Application Number US2019016325
Publication Number 2019/152827
Status In Force
Filing Date 2019-02-01
Publication Date 2019-08-08
Owner ASKGENE PHARMA, INC. (USA)
Inventor Lu, Yuefeng

Abstract

Described herein are novel antibody-drug conjugates (ADC), including antibody-albumin-drug conjugates (AADC). Further included in the present application are methods of using the novel antibody-drug conjugates and antibody-albumin-drug conjugates. The antibody fusion molecule can include an antigen binding moiety having an antibody heavy chain or fragment, and an antibody light chain or fragment. The antigen binding moiety is fused to a drug conjugation moiety, which includes a heterologous peptide having a cysteine and, optionally, an albumin or an albumin fragment. A payload, such as a drug molecule, can be conjugated to the cysteine residue on the heterologous peptide.

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 7/04 - Linear peptides containing only normal peptide links
  • C07K 7/08 - Linear peptides containing only normal peptide links having 12 to 20 amino acids

40.

NOVEL ANTIBODY-ALBUMIN-DRUG CONJUGATES (AADC) AND METHODS FOR USING THEM

      
Application Number US2017044771
Publication Number 2018/026742
Status In Force
Filing Date 2017-07-31
Publication Date 2018-02-08
Owner ASKGENE PHARMA INC. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng
  • Yang, Lan
  • Li, Lu
  • Liu, Lei
  • Zhang, Shiwen

Abstract

The present invention relates to compositions and methods using an isolated chimeric molecule, wherein the isolated chimeric molecule comprises an antibody, one or more albumin motifs, optional peptide linkers, and two or more antibiotics or cytotoxic drug molecules conjugated to the unpaired cysteine residues, optionally through linkers. In one embodiment, each of the said albumin motifs in the isolated chimeric molecule contains 2 or more unpaired cysteine residues. In another embodiment, the said antibody in the isolated chimeric molecule targets antigens on cancer cells or drug-resistant bacteria. In another embodiment, the cancer cells have upregulated macropinocytosis. In another embodiment, the cancer cells contain one or more mutations in their RAS family genes. The compositions of the invention are used to treat drug-resistant bacterial infections and cancers, preferably the ones with upregulated macropinocytosis, and the ones containing one or more mutations in their RAS family genes.

IPC Classes  ?

  • A61K 38/00 - Medicinal preparations containing peptides
  • A61K 38/38 - Albumins
  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 14/47 - Peptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from animalsPeptides having more than 20 amino acidsGastrinsSomatostatinsMelanotropinsDerivatives thereof from humans from vertebrates from mammals
  • C07K 19/00 - Hybrid peptides
  • C12N 15/09 - Recombinant DNA-technology

41.

FUSION PROTEIN COMPRISING LEPTIN AND METHODS FOR PRODUCING AND USING THE SAME

      
Application Number US2017041275
Publication Number 2018/009921
Status In Force
Filing Date 2017-07-08
Publication Date 2018-01-11
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jianfeng
  • Yang, Lan
  • Li, Lu
  • Shanebeck, Kurt
  • Liu, Lei

Abstract

The present invention provides fusion proteins comprising leptin and a second protein. The presence of the second protein provides increased biological activity and/or increased half-life in vivo. The present invention also provides human, canine and feline leptin molecules fused to peptides, antibodies or antibody fragments which enhances the abilities of the leptin molecules to transport through the blood-brain-barrier (BBB). The present invention also provides fusion proteins further comprising a peptide agonist that is capable of binding to and stimulate one, two or all three of the following receptors: GLP-1 receptor, Glucagon receptor, and GIP receptor. Also disclosed is a method of production such fusion proteins through recombinant technologies. The invention further discloses a pharmaceutical composition comprising one of the fusion proteins as an active intergradient as well as a method for using such a pharmaceutical composition to treat diseases in dogs, cats and humans.

IPC Classes  ?

  • A61K 38/22 - Hormones
  • A61K 38/26 - Glucagons
  • A61K 38/28 - Insulins
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/575 - Hormones
  • C07K 14/605 - Glucagons

42.

PD-L1 Specific Monoclonal Antibodies for Disease Treatment and Diagnosis

      
Application Number US2017037076
Publication Number 2017/218435
Status In Force
Filing Date 2017-06-12
Publication Date 2017-12-21
Owner
  • ASKGENE PHARMA INC. (USA)
  • JIANGSU AOSAIKANG PHARMACEUTICAL CO., LTD. (China)
Inventor
  • Wang, Aijun
  • Shanebeck, Kurt
  • He, Donggou
  • Yao, Chen
  • Li, Lu
  • Xia, Fang
  • Lu, Yuefeng
  • Lu, Jian-Feng
  • Yang, Lan

Abstract

The present invention relates to compositions and methods for immunotherapy of a subject afflicted with diseases such as cancer, an infectious disease, or a neurodegenerative disease, which methods comprise administering to the subject a composition comprising a therapeutically effective amount of an anti-PD-L1 antibody or portion thereof that potentiates an endogenous immune response, either stimulating the activation of the endogenous response or inhibiting the suppression of the endogenous response.

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • C07K 16/46 - Hybrid immunoglobulins
  • C12N 15/13 - Immunoglobulins

43.

Angiopoietin 2, VEGF dual antagonists

      
Application Number 15593280
Grant Number 10654922
Status In Force
Filing Date 2017-05-11
First Publication Date 2017-11-16
Grant Date 2020-05-19
Owner ASKGENE PHARMA INC. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to chimeric molecules which are fusion proteins comprising two components: an Ang-2 binding peptide linked to either a VEGF antibody or a VEGF receptor-Fc fusion protein. The Ang2 peptide, VEGF antibody, and VEGF receptor-Fc fusion proteins are each defined below with reference to percent identity to a reference sequence. The chimeric molecule is a fusion protein, dual antagonist of Ang2 and VEGF for treatment of cancers, proliferative retinopathies, neovascular glaucoma, macular edema, AMD, and rheumatoid arthritis.

IPC Classes  ?

  • C07K 16/46 - Hybrid immunoglobulins
  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • C07K 14/74 - Major histocompatibility complex [MHC]
  • A61K 39/00 - Medicinal preparations containing antigens or antibodies
  • C07K 14/515 - Angiogenic factorAngiogenin
  • C07K 14/71 - ReceptorsCell surface antigensCell surface determinants for growth factorsReceptorsCell surface antigensCell surface determinants for growth regulators

44.

NOVEL ANGIOPOIETIN 2, VEGF DUAL ANTAGONISTS

      
Application Number US2017032289
Publication Number 2017/197199
Status In Force
Filing Date 2017-05-11
Publication Date 2017-11-16
Owner
  • ASKGENE PHARMA INC. (USA)
  • JIANGSU AOSAIKANG PHARMACEUTICAL CO., LTD. (China)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

The present disclosure relates to chimeric molecules which are fusion proteins comprising two components: an Ang-2 binding peptide linked to either a VEGF antibody or a VEGF receptor-Fc fusion protein. The Ang2 peptide, VEGF antibody, and VEGF receptor-Fc fusion proteins are each defined below with reference to percent identity to a reference sequence. The chimeric molecule is a fusion protein, dual antagonist of Ang2 and VEGF for treatment of cancers, proliferative retinopathies, neovascular glaucoma, macular edema, AMD, and rheumatoid arthritis.

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 16/22 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against growth factors
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • A61P 35/00 - Antineoplastic agents

45.

FUSION PROTEINS WITH DUAL RECEPTOR AGONIST ACTIVITIES

      
Application Number US2015060756
Publication Number 2016/077806
Status In Force
Filing Date 2015-11-13
Publication Date 2016-05-19
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Lu, Jian-Feng
  • Wang, Aijun

Abstract

The present disclosure relates to heterodimeric fusion proteins comprising two polypeptides, the first polypeptide comprising a first peptide (P1 ), a linker (L1 ), and a Fc region (F1 ), the second polypeptide comprising a second peptide (P2), a linker (L2), and an Fc region (F2), wherein P1 and P2 are each independently selected from GLP-1, GLP-1 analogues, glucagon, glucacon analogues, GIP, GIP analogues, oxyntomodulin, oxyntomodulin analogues, exendin and exendin analogues; wherein F is selected from an IgG Fc, an IgA Fc, an IgE Fc, an IgGM Fc, and their analogues; wherein the C-terminals of the peptides are linked, though the Linker L, to the N-terminals of the Fc region F. In one embodiment, the fusion proteins disclosed herein have agonist activity against at least two of the GLP-1 receptor, the GIP receptor, and the glucagon receptor.

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • A61K 47/48 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives the non-active ingredient being chemically bound to the active ingredient, e.g. polymer drug conjugates
  • C07K 14/605 - Glucagons
  • A61K 38/26 - Glucagons
  • C07K 19/00 - Hybrid peptides

46.

NOVEL FELINE ERYTHROPOIETIN RECEPTOR AGONISTS

      
Application Number US2015050825
Publication Number 2016/044676
Status In Force
Filing Date 2015-09-17
Publication Date 2016-03-24
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Jian-Feng
  • Lu, Yuefeng
  • Wang, Aijun
  • He, Donggou
  • Shanebeck, Kurt
  • Yao, Chen

Abstract

The present specification discloses erythropoietin receptor agonists, compositions and medicaments comprising such erythropoietin receptor agonists, methods and uses for such erythropoietin receptor agonists and compositions and medicaments, and methods and uses for erythropoietin receptor agonists and compositions and medicaments for treating an anemia.

IPC Classes  ?

47.

NOVEL IL-15 PRODRUGS AND METHODS OF USE THEREOF

      
Document Number 03141626
Status Pending
Filing Date 2020-06-12
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng

Abstract

Provided herein are IL-15 cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • A61K 38/20 - Interleukins
  • A61K 47/62 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being a protein, peptide or polyamino acid
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • A61P 31/00 - Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
  • A61P 35/00 - Antineoplastic agents
  • A61P 37/04 - Immunostimulants
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies
  • C07K 19/00 - Hybrid peptides
  • C12N 15/62 - DNA sequences coding for fusion proteins
  • C12P 21/02 - Preparation of peptides or proteins having a known sequence of two or more amino acids, e.g. glutathione

48.

NOVEL MASKED CYTOKINES AND METHODS OF USE THEREOF

      
Document Number 03165927
Status Pending
Filing Date 2021-01-11
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Lu, Yuefeng
  • Yu, Chunxiao
  • Lu, Jian-Feng
  • Liu, Liqin

Abstract

Provided herein are prodrugs and methods of making and using thereof for stimulating the immune system, or treating cancer, autoimmune or an infectious disease.

IPC Classes  ?

  • A61K 47/65 - Peptidic linkers, binders or spacers, e.g. peptidic enzyme-labile linkers
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • A61P 31/00 - Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
  • A61P 35/00 - Antineoplastic agents
  • A61P 37/04 - Immunostimulants
  • C07K 14/52 - CytokinesLymphokinesInterferons
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/55 - IL-2
  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
  • C07K 19/00 - Hybrid peptides
  • C12N 15/62 - DNA sequences coding for fusion proteins
  • C12P 21/00 - Preparation of peptides or proteins

49.

MUTANT IL-2 POLYPEPTIDES AND IL-2 PRODRUGS

      
Document Number 03275604
Status Pending
Filing Date 2023-12-04
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Shanebeck, Kurt
  • Ruiz, Jeanine
  • Tumanut, Christine
  • Fan, Xiaomin
  • Shi, Donghui
  • Chuang, Jui Chang

IPC Classes  ?

  • A61K 39/395 - AntibodiesImmunoglobulinsImmune serum, e.g. antilymphocytic serum
  • C07K 14/55 - IL-2
  • C07K 16/24 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
  • C07K 16/28 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants

50.

NOVEL CYTOKINE PRODRUGS

      
Document Number 03115461
Status Pending
Filing Date 2019-03-11
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Lu, Jian-Feng

Abstract

Provided herein are cytokine muteins and cytokine prodrugs and methods of making and using thereof.

IPC Classes  ?

  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • C07K 14/52 - CytokinesLymphokinesInterferons
  • C07K 14/54 - Interleukins [IL]
  • C07K 14/55 - IL-2
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 19/00 - Hybrid peptides

51.

NOVEL IL-2 FUSION MOLECULES

      
Document Number 03148505
Status Pending
Filing Date 2020-08-12
Owner ASKGENE PHARMA, INC. (USA)
Inventor
  • Yao, Chen
  • Yu, Chunxiao
  • Lu, Yuefeng
  • Liu, Liqin
  • Shanebeck, Kurt
  • Zhang, Shiwen

Abstract

The present disclosure provides novel isolated IL-2 fusion molecules that preferentially activate regulatory T cells (Treg) in vitro and in vivo. Further included are methods of making and using said novel fusion molecules to treat inflammatory and autoimmune diseases.

IPC Classes  ?

  • A61K 38/20 - Interleukins
  • A61K 47/62 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being a protein, peptide or polyamino acid
  • A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
  • A61P 29/00 - Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agentsNon-steroidal antiinflammatory drugs [NSAID]
  • A61P 37/06 - Immunosuppressants, e.g. drugs for graft rejection
  • C07K 14/55 - IL-2
  • C07K 14/715 - ReceptorsCell surface antigensCell surface determinants for cytokinesReceptorsCell surface antigensCell surface determinants for lymphokinesReceptorsCell surface antigensCell surface determinants for interferons
  • C07K 16/00 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies
  • C07K 19/00 - Hybrid peptides
  • C12N 15/62 - DNA sequences coding for fusion proteins