- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/196 - Carboxylic acids, e.g. valproic acid having an amino group the amino group being directly attached to a ring, e.g. anthranilic acid, mefenamic acid, diclofenac, chlorambucil
Patent holdings for IPC class A61K 31/196
Total number of patents in this class: 2188
10-year publication summary
|
171
|
182
|
189
|
220
|
219
|
214
|
210
|
143
|
116
|
73
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Infirst Healthcare Limited | 61 |
36 |
| Hisamitsu Pharmaceutical Co., Inc. | 776 |
32 |
| io Therapeutics, Inc. | 117 |
22 |
| Nogra Pharma Limited | 113 |
22 |
| Altergon S.A. | 133 |
19 |
| Northwestern University | 3369 |
17 |
| Children's Medical Center Corporation | 1857 |
17 |
| Ovid Therapeutics Inc | 154 |
16 |
| Allergan, Inc. | 2361 |
15 |
| President and Fellows of Harvard College | 5957 |
15 |
| Atriva Therapeutics GmbH | 29 |
15 |
| iCeutica Pty Ltd | 38 |
14 |
| Dogwood Therapeutics, Inc. | 14 |
14 |
| Bristol-myers Squibb Company | 4872 |
13 |
| BioCryst Pharmaceuticals, Inc. | 176 |
13 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3364 |
13 |
| Horizon Therapeutics Ireland DAC | 104 |
13 |
| B3ar Therapeutics, Inc. | 17 |
13 |
| Novartis AG | 10882 |
12 |
| APR Applied Pharma Research SA | 66 |
12 |
| Other owners | 1845 |