- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 333/54 - Benzo [b] thiophenesHydrogenated benzo [b] thiophenes with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
Patent holdings for IPC class C07D 333/54
Total number of patents in this class: 280
10-year publication summary
|
18
|
14
|
19
|
17
|
18
|
15
|
14
|
29
|
18
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17786 |
9 |
| Shin-Etsu Chemical Co., Ltd. | 5899 |
8 |
| Janssen Pharmaceutica N.V. | 3267 |
7 |
| FUJIFILM Corporation | 30155 |
7 |
| Merck Patent GmbH | 5733 |
6 |
| Tokyo Ohka Kogyo Co., Ltd. | 1543 |
6 |
| Allergan, Inc. | 2245 |
5 |
| Idemitsu Kosan Co., Ltd. | 4225 |
5 |
| PGI Drug Discovery LLC | 32 |
5 |
| Biosplice Therapeutics, Inc. | 175 |
5 |
| Canon Inc. | 42051 |
4 |
| The Wistar Institute of Anatomy and Biology | 471 |
4 |
| Massachusetts Institute of Technology | 10201 |
3 |
| Sumitomo Chemical Company, Limited | 9052 |
3 |
| JSR Corporation | 2559 |
3 |
| Takeda Pharmaceutical Company Limited | 2728 |
3 |
| JNC Corporation | 1527 |
3 |
| JNC Petrochemical Corporation | 327 |
3 |
| Otsuka Pharmaceutical Co., Ltd. | 1499 |
3 |
| SFC Co., Ltd. | 330 |
3 |
| Other owners | 185 |