• All sections
  • A - Human necessities
  • A61K - Preparations for medical, dental or toiletry purposes
  • A61K 47/55 - 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 organic compound the modifying agent being also a pharmacologically or therapeutically active agent, i.e. the entire conjugate being a codrug, i.e. a dimer, oligomer or polymer of pharmacologically or therapeutically active compounds

Patent holdings for IPC class A61K 47/55

Total number of patents in this class: 1869

10-year publication summary

37
73
125
142
151
169
247
240
272
183
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Purdue Research Foundation
3646
50
Dana-Farber Cancer Institute, Inc.
2574
46
Yale University
2399
37
The Regents of the University of California
20015
33
Sapreme Technologies B.V.
86
30
Arvinas Operations, Inc.
230
25
Kymera Therapeutics, Inc.
234
21
Zevra Therapeutics, Inc.
99
15
University of Southern California
2109
14
Extend Biosciences, Inc.
25
13
Uppthera Inc.
18
13
Wisconsin Alumni Research Foundation
3891
12
Elysium Therapeutics, Inc.
19
12
Endocyte, Inc.
109
12
Glaxosmithkline Intellectual Property Development Limited
763
11
The Brigham and Women's Hospital, Inc.
2203
11
The Board of Trustees of the Leland Stanford Junior University
6441
10
Charite - Universitatsmedizin Berlin
386
10
Icahn School of Medicine at Mount Sinai
958
10
Viking Scientific, Inc.
13
10
Other owners 1474