- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 333/40 - Thiophene-2-carboxylic acid
Patent holdings for IPC class C07D 333/40
Total number of patents in this class: 163
10-year publication summary
|
10
|
7
|
9
|
11
|
4
|
6
|
9
|
6
|
7
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2204 |
22 |
| Takeda Pharmaceutical Company Limited | 2717 |
11 |
| Vertex Pharmaceuticals Incorporated | 1590 |
8 |
| EA Pharma Co., Ltd. | 93 |
6 |
| Theravance Biopharma R&D IP, LLC | 417 |
6 |
| Nitto Denko Corporation | 8475 |
5 |
| Alcon, Inc. | 5750 |
5 |
| Astellas Pharma Inc. | 1036 |
4 |
| Ishihara Sangyo Kaisha, Ltd. | 659 |
4 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 860 |
4 |
| Bayer AG | 3465 |
3 |
| Northwestern University | 3524 |
3 |
| Iowa State University Research Foundation, Inc. | 816 |
3 |
| Celloram Inc. | 11 |
3 |
| Sumitomo Chemical Company, Limited | 9012 |
2 |
| JSR Corporation | 2528 |
2 |
| Millennium Pharmaceuticals, Inc. | 431 |
2 |
| ASKA Pharmaceutical Co., Ltd. | 100 |
2 |
| Chung-Ang University Industry-Academy Cooperation Foundation | 475 |
2 |
| Daiichi Sankyo Company, Limited | 1891 |
2 |
| Other owners | 64 |