- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/557 - Eicosanoids, e.g. leukotrienes
Patent holdings for IPC class A61K 31/557
Total number of patents in this class: 349
10-year publication summary
|
27
|
18
|
21
|
33
|
25
|
31
|
23
|
25
|
10
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2445 |
27 |
| United Therapeutics Corporation | 290 |
23 |
| Pronova Biopharma Norge AS | 66 |
16 |
| Solutex NA LLC | 16 |
12 |
| Johnson & Johnson Vision Care, Inc. | 1219 |
9 |
| Alcon, Inc. | 5163 |
9 |
| Mati Therapeutics Inc. | 66 |
9 |
| Liquidia Technologies, Inc. | 76 |
7 |
| Sucampo AG | 64 |
6 |
| The Regents of the University of California | 19479 |
5 |
| University of Southern California | 2076 |
5 |
| Afimmune Limited | 30 |
5 |
| Amarin Pharmaceuticals Ireland Limited | 268 |
5 |
| The Trustees of the University of Pennsylvania | 4251 |
4 |
| ForSight Vision4, Inc. | 129 |
4 |
| Topokine Therapeutics, Inc. | 30 |
4 |
| University Health Network | 1017 |
4 |
| University of South Florida | 1823 |
3 |
| Auckland UniServices Limited | 496 |
3 |
| The Brigham and Women's Hospital, Inc. | 2131 |
3 |
| Other owners | 186 |