- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/22 - Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acyclic acids, e.g. pravastatin
Patent holdings for IPC class A61K 31/22
Total number of patents in this class: 1619
10-year publication summary
|
113
|
105
|
158
|
104
|
99
|
103
|
81
|
83
|
76
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Flamel Ireland Limited | 116 |
30 |
| University of South Florida | 1860 |
23 |
| TdeltaS Limited | 106 |
21 |
| The Regents of the University of California | 20366 |
19 |
| Cedars-Sinai Medical Center | 1187 |
18 |
| Biosuccess Biotech Co. Ltd. | 25 |
17 |
| Axcess Global Sciences, LLC | 89 |
16 |
| Société des Produits Nestlé S.A. | 9928 |
14 |
| Enzychem Lifesciences Corporation | 62 |
14 |
| Leo Laboratories Limited | 50 |
14 |
| Korea Research Institute of Bioscience and Biotechnology | 1056 |
12 |
| Rtw Investments, LP | 16 |
12 |
| Infirst Healthcare Limited | 60 |
11 |
| Mochida Pharmaceutical Co., Ltd. | 335 |
11 |
| The Johns Hopkins University | 5771 |
10 |
| Amarin Pharmaceuticals Ireland Limited | 272 |
10 |
| Celera Corporation | 71 |
10 |
| Epizon Pharma, Inc. | 34 |
10 |
| Pronova Biopharma Norge AS | 64 |
10 |
| Run Them Sweet, LLC | 19 |
10 |
| Other owners | 1327 |