- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/20 - Carboxylic acids, e.g. valproic acid having a carboxyl group bound to an acyclic chain of seven or more carbon atoms, e.g. stearic, palmitic or arachidic acid
Patent holdings for IPC class A61K 31/20
Total number of patents in this class: 1717
10-year publication summary
|
136
|
163
|
139
|
147
|
113
|
118
|
110
|
120
|
87
|
48
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Société des Produits Nestlé S.A. | 10108 |
28 |
| N.V. Nutricia | 1091 |
28 |
| DSM IP Assets B.V. | 5379 |
22 |
| Nestec S.A. | 2557 |
21 |
| The Regents of the University of California | 20745 |
21 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3304 |
21 |
| Rafael Pharmaceuticals, Inc. | 28 |
20 |
| Epitracker, Inc | 32 |
18 |
| Abbott Laboratories | 2254 |
15 |
| Esperion Therapeutics, Inc. | 68 |
15 |
| UCL Business Ltd | 676 |
15 |
| The United States of America as represented by the Secretary of the Navy | 2858 |
14 |
| Nuseed Nutritional Australia Pty Ltd | 53 |
14 |
| Hill's Pet Nutrition, Inc. | 787 |
13 |
| Retrotope, Inc. | 42 |
13 |
| Nippon Suisan Kaisha, Ltd. | 190 |
12 |
| The Johns Hopkins University | 5882 |
11 |
| Amarin Pharmaceuticals Ireland Limited | 271 |
11 |
| Vitaflo (International) Ltd | 14 |
11 |
| Biojiva LLC | 58 |
11 |
| Other owners | 1383 |