- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/216 - Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acids having aromatic rings, e.g. benactizyne, clofibrate
Patent holdings for IPC class A61K 31/216
Total number of patents in this class: 2383
10-year publication summary
|
194
|
202
|
223
|
171
|
213
|
227
|
176
|
164
|
131
|
72
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sichuan Jiuzhang Biological Science and Technology Co., Ltd | 70 |
61 |
| Apnimed, Inc. (Delaware) | 62 |
35 |
| io Therapeutics, Inc. | 125 |
27 |
| Kao Corporation | 5078 |
25 |
| Novartis AG | 10224 |
23 |
| Yissum Research Development Company of The Hebrew University of Jerusalem Ltd. | 1354 |
17 |
| Impax Laboratories, LLC | 30 |
17 |
| Corsair Pharma, Inc. | 37 |
16 |
| Infirst Healthcare Limited | 60 |
16 |
| Rush University Medical Center | 303 |
16 |
| Sichuan Jiuzhang Bio-technology Co., Ltd. | 15 |
15 |
| SpringWorks Therapeutics, Inc. | 156 |
15 |
| Horizon Therapeutics U.S. Holding LLC | 85 |
15 |
| The Regents of the University of California | 20790 |
14 |
| Insmed Incorporated | 282 |
14 |
| Allergan, Inc. | 2162 |
13 |
| Genfit | 304 |
12 |
| Hisamitsu Pharmaceutical Co., Inc. | 775 |
12 |
| Mati Therapeutics Inc. | 61 |
12 |
| The Research Foundation for The State University of New York | 1747 |
12 |
| Other owners | 1996 |