- 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: 1635
10-year publication summary
|
131
|
113
|
173
|
115
|
108
|
115
|
86
|
85
|
79
|
63
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Flamel Ireland Limited | 120 |
33 |
| TdeltaS Limited | 109 |
24 |
| University of South Florida | 1905 |
23 |
| The Regents of the University of California | 20868 |
19 |
| Cedars-Sinai Medical Center | 1209 |
19 |
| Biosuccess Biotech Co. Ltd. | 25 |
17 |
| Axcess Global Sciences, LLC | 97 |
17 |
| Société des Produits Nestlé S.A. | 10040 |
15 |
| Enzychem Lifesciences Corporation | 61 |
14 |
| Leo Laboratories Limited | 49 |
14 |
| Korea Research Institute of Bioscience and Biotechnology | 1065 |
12 |
| Rtw Investments, LP | 16 |
12 |
| Infirst Healthcare Limited | 60 |
11 |
| The Johns Hopkins University | 5929 |
10 |
| Amarin Pharmaceuticals Ireland Limited | 271 |
10 |
| Celera Corporation | 69 |
10 |
| Epizon Pharma, Inc. | 35 |
10 |
| Pronova Biopharma Norge AS | 63 |
10 |
| Run Them Sweet, LLC | 19 |
10 |
| SBI Pharmaceuticals Co., Ltd. | 106 |
10 |
| Other owners | 1335 |