- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/424 - Oxazoles condensed with heterocyclic ring systems, e.g. clavulanic acid
Patent holdings for IPC class A61K 31/424
Total number of patents in this class: 425
10-year publication summary
|
25
|
34
|
28
|
23
|
26
|
23
|
16
|
24
|
23
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3717 |
16 |
| Takeda Pharmaceutical Company Limited | 2715 |
7 |
| Theriva Biologics, Inc. | 85 |
7 |
| Novartis AG | 10462 |
6 |
| F. Hoffmann-La Roche AG | 7879 |
6 |
| Hoffmann-La Roche Inc. | 3628 |
6 |
| Merck Sharp & Dohme Corp. | 2186 |
6 |
| Constellation Pharmaceuticals, Inc. | 211 |
6 |
| Bristol-myers Squibb Company | 4792 |
5 |
| Council of Scientific & Industrial Research | 1432 |
5 |
| Ovid Therapeutics Inc | 170 |
5 |
| Genentech, Inc. | 4050 |
4 |
| Boehringer Ingelheim International GmbH | 4580 |
4 |
| Janssen Pharmaceutica N.V. | 3301 |
4 |
| Amgen Inc. | 4307 |
4 |
| Centre for Digestive Diseases | 17 |
4 |
| Curis, Inc. | 130 |
4 |
| Genzyme Corporation | 1333 |
4 |
| Japan Tobacco Inc. | 3552 |
4 |
| Taisho Pharmaceutical Co., Ltd. | 863 |
4 |
| Other owners | 314 |