- 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: 2352
10-year publication summary
|
177
|
190
|
205
|
157
|
192
|
199
|
157
|
150
|
123
|
0
|
| 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) | 53 |
32 |
| io Therapeutics, Inc. | 121 |
27 |
| Novartis AG | 10511 |
24 |
| Kao Corporation | 5006 |
24 |
| Corsair Pharma, Inc. | 37 |
16 |
| Rush University Medical Center | 308 |
16 |
| Yissum Research Development Company of The Hebrew University of Jerusalem Ltd. | 1345 |
16 |
| Impax Laboratories, LLC | 29 |
16 |
| The Regents of the University of California | 20315 |
15 |
| Infirst Healthcare Limited | 60 |
15 |
| Sichuan Jiuzhang Bio-technology Co., Ltd. | 15 |
15 |
| SpringWorks Therapeutics, Inc. | 151 |
15 |
| Allergan, Inc. | 2310 |
14 |
| Horizon Therapeutics, LLC | 25 |
14 |
| Insmed Incorporated | 248 |
13 |
| Genfit | 278 |
12 |
| Hisamitsu Pharmaceutical Co., Inc. | 782 |
12 |
| Mati Therapeutics Inc. | 62 |
12 |
| The Research Foundation for The State University of New York | 1672 |
12 |
| Other owners | 1971 |