- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/74 - Synthetic polymeric materials
Patent holdings for IPC class A61K 31/74
Total number of patents in this class: 942
10-year publication summary
|
66
|
41
|
27
|
30
|
28
|
26
|
16
|
24
|
11
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'OREAL, Société Anonyme | 15390 |
19 |
| Nektar Therapeutics | 437 |
17 |
| Amarin Pharmaceuticals Ireland Limited | 269 |
14 |
| The Regents of the University of Michigan | 4675 |
11 |
| Cytosorbents Corporation | 94 |
11 |
| Ecolab USA Inc. | 5463 |
9 |
| Mersana Therapeutics, Inc. | 103 |
9 |
| The Regents of the University of California | 19859 |
8 |
| Alcon, Inc. | 5408 |
8 |
| Purdue Pharma L.P. | 498 |
8 |
| Alastin Skincare, Inc. | 94 |
7 |
| Genzyme Corporation | 1242 |
7 |
| Stemnion, Inc. | 61 |
7 |
| Calm Water Therapeutics LLC | 19 |
7 |
| Merck Sharp & Dohme Corp. | 2200 |
6 |
| University of Florida Research Foundation, Inc. | 4000 |
6 |
| Avon Products, Inc. | 632 |
6 |
| Deb IP Limited | 90 |
6 |
| Starpharma Pty Limited | 69 |
6 |
| Vifor (International) Ltd. | 29 |
6 |
| Other owners | 764 |