- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4166 - 1,3-Diazoles having oxo groups directly attached to the heterocyclic ring, e.g. phenytoin
Patent holdings for IPC class A61K 31/4166
Total number of patents in this class: 1268
10-year publication summary
|
85
|
94
|
107
|
108
|
117
|
104
|
92
|
104
|
76
|
44
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20790 |
31 |
| Astellas Pharma Inc. | 1042 |
25 |
| Aragon Pharmaceuticals, Inc. | 76 |
20 |
| Pfizer Inc. | 3400 |
17 |
| Allergan, Inc. | 2162 |
15 |
| Yamo Pharmaceuticals LLC | 21 |
15 |
| F. Hoffmann-La Roche AG | 7816 |
12 |
| Medivation Prostate Therapeutics LLC | 16 |
12 |
| Jazz Pharmaceuticals Research UK Limited | 256 |
12 |
| Ovid Therapeutics Inc | 179 |
11 |
| Shiseido Company, Ltd. | 4255 |
10 |
| Signal Pharmaceuticals, LLC | 176 |
10 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3314 |
10 |
| Merck Sharp & Dohme LLC | 3737 |
10 |
| FLE International S.r.l. | 39 |
10 |
| Dana-Farber Cancer Institute, Inc. | 2666 |
9 |
| Emory University | 1724 |
9 |
| Sumitomo Pharma Co., Ltd. | 555 |
9 |
| AstraZeneca AB | 2820 |
8 |
| Constellation Pharmaceuticals, Inc. | 219 |
8 |
| Other owners | 1005 |