- 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: 1588
10-year publication summary
|
132
|
129
|
113
|
172
|
115
|
107
|
114
|
82
|
81
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Flamel Ireland Limited | 107 |
25 |
| University of South Florida | 1811 |
23 |
| Leo Laboratories Limited | 61 |
20 |
| TdeltaS Limited | 100 |
19 |
| The Regents of the University of California | 19681 |
18 |
| Cedars-Sinai Medical Center | 1131 |
18 |
| Biosuccess Biotech Co. Ltd. | 25 |
16 |
| Enzychem Lifesciences Corporation | 64 |
14 |
| Société des Produits Nestlé S.A. | 9122 |
12 |
| Korea Research Institute of Bioscience and Biotechnology | 1059 |
12 |
| Axcess Global Sciences, LLC | 80 |
12 |
| Rtw Investments, LP | 15 |
12 |
| Mochida Pharmaceutical Co., Ltd. | 341 |
11 |
| Amarin Pharmaceuticals Ireland Limited | 267 |
10 |
| The Brigham and Women's Hospital, Inc. | 2149 |
10 |
| Celera Corporation | 80 |
10 |
| Infirst Healthcare Limited | 61 |
10 |
| Pronova Biopharma Norge AS | 65 |
10 |
| Run Them Sweet, LLC | 19 |
10 |
| SBI Pharmaceuticals Co., Ltd. | 108 |
10 |
| Other owners | 1306 |