- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/473 - QuinolinesIsoquinolines ortho- or peri-condensed with carbocyclic ring systems, e.g. acridines, phenanthridines
Patent holdings for IPC class A61K 31/473
Total number of patents in this class: 1391
10-year publication summary
|
101
|
110
|
98
|
134
|
128
|
109
|
101
|
91
|
78
|
54
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Helsinn Healthcare SA | 225 |
30 |
| The Regents of the University of California | 20868 |
23 |
| Auspex Pharmaceuticals, LLC | 67 |
23 |
| Sunovion Pharmaceuticals Inc. | 244 |
17 |
| H. Lundbeck A/S | 1242 |
17 |
| Corcept Therapeutics, Inc. | 372 |
13 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 3016 |
10 |
| Centre National de La Recherche Scientifique | 11092 |
9 |
| The Trustees of the University of Pennsylvania | 4435 |
9 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 3295 |
9 |
| Integrative Research Laboratories Sweden AB | 37 |
9 |
| The United States Government AS represented by The Department of Veterans Affairs | 1341 |
9 |
| Race Oncology Ltd. | 20 |
9 |
| The Johns Hopkins University | 5929 |
8 |
| President and Fellows of Harvard College | 6111 |
8 |
| Britannia Pharmaceuticals Limited | 36 |
8 |
| Massachusetts Eye and Ear Infirmary | 405 |
8 |
| Purdue Research Foundation | 3950 |
7 |
| The Scripps Research Institute | 1345 |
7 |
| Bristol-myers Squibb Company | 4757 |
6 |
| Other owners | 1152 |