- 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: 2364
10-year publication summary
|
154
|
181
|
178
|
226
|
229
|
219
|
254
|
240
|
214
|
184
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| InterCept Pharmaceuticals, Inc. | 241 |
94 |
| Sage Therapeutics, Inc. | 293 |
47 |
| Brigham Young University | 584 |
40 |
| Enterin, Inc. | 46 |
38 |
| DURECT Corporation | 143 |
35 |
| Virginia Commonwealth University | 590 |
33 |
| Allergan Sales, LLC | 266 |
29 |
| The United States Government AS represented by The Department of Veterans Affairs | 877 |
29 |
| The Regents of the University of California | 18722 |
28 |
| Morinaga Milk Industry Co., Ltd. | 361 |
27 |
| Amylyx Pharmaceuticals Inc. | 58 |
25 |
| Shaperon Inc. | 29 |
17 |
| Corcept Therapeutics, Inc. | 265 |
16 |
| Warsaw Orthopedic, Inc. | 3222 |
14 |
| Duke University | 2843 |
14 |
| Galmed Research and Development Ltd. | 22 |
14 |
| Seoul National University R&db Foundation | 2795 |
14 |
| Biophytis | 30 |
13 |
| Sorbonne Universite | 1007 |
13 |
| Sinphar Tian-li Pharmaceutical Co., Ltd. (Hangzhou) | 29 |
11 |
| Other owners | 1813 |