- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/232 - Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acyclic acids, e.g. pravastatin of acids having a carboxyl group bound to a chain of seven or more carbon atoms having three or more double bonds, e.g. etretinate
Patent holdings for IPC class A61K 31/232
Total number of patents in this class: 752
10-year publication summary
|
64
|
57
|
64
|
66
|
67
|
82
|
53
|
31
|
36
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amarin Pharmaceuticals Ireland Limited | 271 |
138 |
| Mochida Pharmaceutical Co., Ltd. | 339 |
61 |
| Nippon Suisan Kaisha, Ltd. | 197 |
26 |
| SCF Pharma Inc. | 30 |
16 |
| Afimmune Limited | 32 |
15 |
| Pronova Biopharma Norge AS | 64 |
11 |
| Nuseed Nutritional Australia Pty Ltd | 49 |
11 |
| Biojiva LLC | 61 |
11 |
| Novaliq GmbH | 172 |
10 |
| Nissui Corporation | 67 |
10 |
| Retrotope, Inc. | 44 |
9 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3186 |
9 |
| Nestec S.A. | 2650 |
8 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 825 |
8 |
| Giuliani S.p.A. | 311 |
8 |
| Thetis Pharmaceuticals LLC | 23 |
8 |
| Kao Corporation | 4984 |
7 |
| University of Southern California | 2120 |
7 |
| Suntory Holdings Limited | 2046 |
7 |
| Calanus AS | 20 |
6 |
| Other owners | 366 |