- 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: 341
10-year publication summary
|
18
|
21
|
32
|
25
|
31
|
24
|
26
|
13
|
11
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2204 |
24 |
| United Therapeutics Corporation | 328 |
21 |
| Pronova Biopharma Norge AS | 63 |
16 |
| Solutex NA LLC | 16 |
12 |
| Alcon, Inc. | 5739 |
9 |
| Mati Therapeutics Inc. | 61 |
9 |
| Liquidia Technologies, Inc. | 70 |
8 |
| Johnson & Johnson Vision Care, Inc. | 1178 |
7 |
| The Regents of the University of California | 20587 |
7 |
| Amarin Pharmaceuticals Ireland Limited | 273 |
6 |
| ForSight Vision4, Inc. | 139 |
5 |
| Sucampo AG | 53 |
5 |
| The Trustees of the University of Pennsylvania | 4406 |
4 |
| Afimmune Limited | 33 |
4 |
| Auckland UniServices Limited | 499 |
4 |
| Eli Lilly and Company | 4048 |
4 |
| Topokine Therapeutics, Inc. | 30 |
4 |
| University Health Network | 1062 |
4 |
| University of Southern California | 2123 |
3 |
| University of South Florida | 1872 |
3 |
| Other owners | 182 |