- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 277/20 - Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
Patent holdings for IPC class C07D 277/20
Total number of patents in this class: 358
10-year publication summary
|
9
|
10
|
7
|
12
|
8
|
6
|
2
|
5
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Astellas Pharma Inc. | 1057 |
20 |
| Sumitomo Chemical Company, Limited | 9109 |
17 |
| Takeda Pharmaceutical Company Limited | 2717 |
13 |
| Shionogi & Co., Ltd. | 835 |
13 |
| Teijin Pharma Limited | 258 |
9 |
| Daiichi Sankyo Company, Limited | 1877 |
8 |
| Taisho Pharmaceutical Co., Ltd. | 860 |
7 |
| Bristol-myers Squibb Company | 4820 |
6 |
| Toray Industries, Inc. | 7006 |
6 |
| Dainippon Sumitomo Pharma Co., Ltd. | 178 |
6 |
| Toyama Chemical Co., Ltd. | 99 |
6 |
| Kissei Pharmaceutical Co., Ltd. | 178 |
5 |
| New York Blood Center, Inc. | 167 |
5 |
| Ono Pharmaceutical Co., Ltd. | 428 |
5 |
| Chia Tai Tianqing Pharmaceutical Group Co., Ltd. | 719 |
4 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 53 |
4 |
| Mitsubishi Tanabe Pharma Corporation | 558 |
4 |
| Nippon Chemiphar Co., Ltd. | 232 |
4 |
| Teijin Limited | 1257 |
4 |
| ASKA Pharmaceutical Co., Ltd. | 104 |
3 |
| Other owners | 209 |