- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 205/08 - Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
Patent holdings for IPC class C07D 205/08
Total number of patents in this class: 220
10-year publication summary
|
21
|
9
|
13
|
11
|
6
|
14
|
9
|
9
|
4
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang Hisun Pharmaceutical Co., Ltd. | 294 |
10 |
| Allergan, Inc. | 2204 |
6 |
| Servier Pharmaceuticals, LLC | 111 |
6 |
| Cadrenal Therapeutics Inc. | 19 |
6 |
| Bristol-myers Squibb Company | 4797 |
5 |
| BASF SE | 21150 |
5 |
| Mayo Foundation for Medical Education and Research | 3354 |
5 |
| Lek Pharmaceuticals d.d. | 188 |
5 |
| Queen's University at Kingston | 534 |
4 |
| The Regents of the University of California | 20594 |
3 |
| Sanofi-Aventis Deutschland GmbH | 2601 |
3 |
| Kaneka Corporation | 4651 |
3 |
| Ind-Swift Laboratories Limited | 49 |
3 |
| Japan Tobacco Inc. | 3511 |
3 |
| National Institute of Biological Sciences, Beijing | 100 |
3 |
| Orion Corporation | 752 |
3 |
| Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences | 186 |
3 |
| Temple University of the Commonwealth System of Higher Education | 633 |
3 |
| University of South Africa, | 54 |
3 |
| LEO Pharma A/S | 457 |
3 |
| Other owners | 135 |