- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/194 - Carboxylic acids, e.g. valproic acid having two or more carboxyl groups, e.g. succinic, maleic or phthalic acid
Patent holdings for IPC class A61K 31/194
Total number of patents in this class: 1671
10-year publication summary
|
164
|
171
|
171
|
161
|
179
|
220
|
201
|
177
|
126
|
36
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 18943 |
38 |
| Gambro Lundia AB | 1383 |
38 |
| Nippon Chemiphar Co., Ltd. | 233 |
33 |
| The General Hospital Corporation | 4517 |
22 |
| Professional Dietetics S.p.A. | 82 |
17 |
| Tohoku University | 2526 |
15 |
| Novartis AG | 11238 |
13 |
| Next Science IP Holdings Pty Ltd | 72 |
12 |
| Esperion Therapeutics, Inc. | 58 |
11 |
| Kimberly-clark Worldwide, Inc. | 5854 |
10 |
| The Johns Hopkins University | 5377 |
10 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 2912 |
10 |
| Aurin Biotech Inc. | 14 |
9 |
| Nusirt Sciences, Inc. | 42 |
9 |
| Nutramax Laboratories, Inc. | 238 |
9 |
| Nutrition Research Group, Limited | 13 |
9 |
| Apotex Inc. | 197 |
7 |
| Kane Biotech Inc. | 41 |
7 |
| Colgate-Palmolive Company | 5325 |
6 |
| Massachusetts Institute of Technology | 9795 |
6 |
| Other owners | 1380 |