- 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: 171
10-year publication summary
|
12
|
10
|
7
|
9
|
11
|
4
|
6
|
9
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2349 |
27 |
| Takeda Pharmaceutical Company Limited | 2714 |
12 |
| Vertex Pharmaceuticals Incorporated | 1599 |
8 |
| Astellas Pharma Inc. | 1085 |
6 |
| EA Pharma Co., Ltd. | 88 |
6 |
| Theravance Biopharma R&D IP, LLC | 458 |
6 |
| Nitto Denko Corporation | 8230 |
5 |
| Alcon, Inc. | 5418 |
5 |
| Bayer AG | 3329 |
4 |
| Ishihara Sangyo Kaisha, Ltd. | 660 |
4 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 823 |
4 |
| Northwestern University | 3386 |
3 |
| Iowa State University Research Foundation, Inc. | 773 |
3 |
| Metabrain Research | 11 |
3 |
| Sumitomo Chemical Company, Limited | 9047 |
2 |
| Millennium Pharmaceuticals, Inc. | 455 |
2 |
| ASKA Pharmaceutical Co., Ltd. | 100 |
2 |
| Chung-Ang University Industry-Academy Cooperation Foundation | 430 |
2 |
| Daiichi Sankyo Company, Limited | 1863 |
2 |
| Research Foundation Itsuu Laboratory | 11 |
2 |
| Other owners | 63 |