- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/568 - Compounds containing cyclopenta[a]hydrophenanthrene ring systemsDerivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. oestrane, oestradiol substituted in positions 10 and 13 by a chain having at least one carbon atom, e.g. androstane, testosterone
Patent holdings for IPC class A61K 31/568
Total number of patents in this class: 718
10-year publication summary
|
86
|
80
|
75
|
89
|
60
|
56
|
57
|
65
|
61
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lipocine Inc. | 118 |
62 |
| Antares Pharma, Inc. | 168 |
23 |
| Havah Therapeutics Pty Ltd | 20 |
20 |
| Tolmar, Inc. | 46 |
17 |
| Umecrine Cognition AB | 32 |
14 |
| Allergan, Inc. | 2206 |
12 |
| Besins Healthcare Luxembourg SARL | 90 |
12 |
| Guangzhou Cellprotek Pharmaceutical Co., Ltd | 33 |
12 |
| Monash University | 727 |
12 |
| Acerus Biopharma Inc. | 31 |
11 |
| The Regents of the University of California | 20574 |
9 |
| TOLMAR International Limited | 88 |
9 |
| Marius Pharmaceuticals, Inc | 22 |
9 |
| M et P Pharma AG | 14 |
7 |
| Professional Compounding Centers of America (pcca) | 31 |
7 |
| Schepens Eye Research Institute | 65 |
7 |
| The Population Council, Inc. | 60 |
6 |
| Trimel BioPharma SRL | 7 |
6 |
| Insigna, Inc., DBA Epivara | 21 |
6 |
| Celista Pharmaceuticals LLC | 20 |
6 |
| Other owners | 451 |