- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/575 - Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids substituted in position 17 beta by a chain of three or more carbon atoms, e.g. cholane, cholestane, ergosterol, sitosterol
Patent holdings for IPC class A61K 31/575
Total number of patents in this class: 2482
10-year publication summary
|
178
|
226
|
231
|
220
|
255
|
243
|
214
|
208
|
157
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| InterCept Pharmaceuticals, Inc. | 218 |
90 |
| Sage Therapeutics, Inc. | 349 |
58 |
| Brigham Young University | 574 |
41 |
| DURECT Corporation | 128 |
37 |
| Enterin, Inc. | 41 |
35 |
| The Regents of the University of California | 19479 |
31 |
| Amylyx Pharmaceuticals Inc. | 81 |
31 |
| Virginia Commonwealth University | 610 |
31 |
| The United States Government AS represented by The Department of Veterans Affairs | 1089 |
29 |
| Allergan Sales, LLC | 257 |
28 |
| Morinaga Milk Industry Co., Ltd. | 357 |
24 |
| Corcept Therapeutics, Inc. | 316 |
19 |
| Shaperon Inc. | 36 |
18 |
| Duke University | 3003 |
16 |
| Seoul National University R&db Foundation | 3286 |
16 |
| Biophytis | 32 |
15 |
| Warsaw Orthopedic, Inc. | 3169 |
14 |
| Galmed Research and Development Ltd. | 22 |
14 |
| Sorbonne Universite | 1174 |
14 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3353 |
12 |
| Other owners | 1909 |