- 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: 710
10-year publication summary
|
89
|
75
|
76
|
68
|
80
|
57
|
49
|
50
|
58
|
56
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lipocine Inc. | 115 |
61 |
| Antares Pharma, Inc. | 172 |
22 |
| Havah Therapeutics Pty Ltd | 19 |
19 |
| Tolmar, Inc. | 47 |
17 |
| Umecrine Cognition AB | 30 |
14 |
| Allergan, Inc. | 2315 |
13 |
| Besins Healthcare Luxembourg SARL | 92 |
12 |
| TOLMAR International Limited | 87 |
12 |
| Guangzhou Cellprotek Pharmaceutical Co., Ltd | 31 |
11 |
| Acerus Biopharma Inc. | 32 |
11 |
| The Regents of the University of California | 20230 |
9 |
| Monash University | 719 |
9 |
| Marius Pharmaceuticals, Inc | 20 |
8 |
| Sepah, Saviz Cameron | 8 |
8 |
| M et P Pharma AG | 15 |
7 |
| Professional Compounding Centers of America (pcca) | 31 |
7 |
| Schepens Eye Research Institute | 65 |
7 |
| Trimel BioPharma SRL | 7 |
6 |
| Celista Pharmaceuticals LLC | 20 |
6 |
| Vitalte Lifesciences Inc. | 13 |
6 |
| Other owners | 445 |