- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/203 - Retinoic acids
Patent holdings for IPC class A61K 31/203
Total number of patents in this class: 641
10-year publication summary
|
62
|
59
|
51
|
72
|
66
|
53
|
54
|
44
|
42
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Galderma Research & Development | 416 |
27 |
| Sol-gel Technologies Ltd. | 170 |
21 |
| Sun Pharmaceutical Industries Limited | 759 |
13 |
| Beth Israel Deaconess Medical Center, Inc. | 859 |
12 |
| Rush University Medical Center | 306 |
11 |
| Johnson & Johnson Vision Care, Inc. | 1220 |
9 |
| Textile-Based Delivery, Inc. | 24 |
9 |
| Galderma S.A. | 159 |
8 |
| Indiana University Research and Technology Corporation | 800 |
8 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3052 |
8 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3357 |
7 |
| Skintech Life Science Limited | 19 |
7 |
| Bausch Health Ireland Limited | 773 |
7 |
| The Regents of the University of California | 19544 |
6 |
| Curology, Inc. | 67 |
6 |
| The Johns Hopkins University | 5535 |
5 |
| Cornell University | 3205 |
5 |
| Monash University | 692 |
5 |
| Novaliq GmbH | 168 |
5 |
| Lemonex Inc. | 44 |
5 |
| Other owners | 457 |