- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/5575 - Eicosanoids, e.g. leukotrienes having a cyclopentane ring, e.g. prostaglandin E2, prostaglandin F2-alpha
Patent holdings for IPC class A61K 31/5575
Total number of patents in this class: 930
10-year publication summary
|
86
|
75
|
69
|
64
|
65
|
89
|
69
|
52
|
75
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2311 |
86 |
| United Therapeutics Corporation | 313 |
29 |
| Topokine Therapeutics, Inc. | 30 |
22 |
| Nicox S.A. | 140 |
19 |
| Alcon, Inc. | 5536 |
16 |
| Santen Pharmaceutical Co., Ltd. | 598 |
16 |
| Polyactiva Pty Ltd | 27 |
15 |
| Sucampo AG | 54 |
15 |
| R-tech Ueno, Ltd. | 41 |
13 |
| The Board of Trustees of the Leland Stanford Junior University | 6548 |
12 |
| Mati Therapeutics Inc. | 62 |
12 |
| Novaliq GmbH | 171 |
11 |
| Aneira Pharma, Inc. | 15 |
11 |
| Glaukos Corporation | 224 |
10 |
| Triple Hair Inc. | 13 |
10 |
| The University of Toledo | 428 |
9 |
| Dogwood Therapeutics, Inc. | 14 |
9 |
| Actelion Pharmaceuticals Ltd | 528 |
8 |
| Liquidia Technologies, Inc. | 73 |
8 |
| MannKind Corporation | 518 |
8 |
| Other owners | 591 |