- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/423 - Oxazoles condensed with carbocyclic rings
Patent holdings for IPC class A61K 31/423
Total number of patents in this class: 1613
10-year publication summary
|
95
|
108
|
100
|
82
|
97
|
113
|
98
|
97
|
136
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kowa Company, Ltd. | 1224 |
77 |
| Aldeyra Therapeutics, Inc. | 104 |
33 |
| Takeda Pharmaceutical Company Limited | 2713 |
25 |
| Janssen Pharmaceutica N.V. | 3304 |
22 |
| The Regents of the University of California | 20410 |
17 |
| Boehringer Ingelheim International GmbH | 4576 |
17 |
| J-pharma Co., Ltd. | 27 |
17 |
| F. Hoffmann-La Roche AG | 7878 |
16 |
| Merck Sharp & Dohme LLC | 3741 |
16 |
| Novartis AG | 10463 |
15 |
| Pfizer Inc. | 3373 |
15 |
| GW Research Limited | 155 |
14 |
| Merck Patent GmbH | 5729 |
13 |
| Shionogi & Co., Ltd. | 827 |
13 |
| Nalpropion Pharmaceuticals LLC | 69 |
12 |
| Jazz Pharmaceuticals Research UK Limited | 243 |
12 |
| Bristol-myers Squibb Company | 4795 |
11 |
| Ovid Therapeutics Inc | 170 |
11 |
| Centre National de La Recherche Scientifique | 10812 |
10 |
| Ctxt Pty Ltd | 56 |
10 |
| Other owners | 1237 |