- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 213/70 - Sulfur atoms
Patent holdings for IPC class C07D 213/70
Total number of patents in this class: 326
10-year publication summary
|
12
|
26
|
22
|
18
|
15
|
16
|
16
|
18
|
9
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9109 |
17 |
| Bristol-myers Squibb Company | 4826 |
10 |
| Takeda Pharmaceutical Company Limited | 2721 |
8 |
| Neurocrine Biosciences, Inc. | 426 |
7 |
| BASF SE | 21098 |
6 |
| LG Chem, Ltd. | 17706 |
6 |
| Ardea Biosciences, Inc. | 71 |
6 |
| Southern Research Institute | 210 |
6 |
| Syngenta Crop Protection AG | 6259 |
5 |
| Mitsui Chemicals Agro, Inc. | 84 |
5 |
| Astellas Pharma Inc. | 1057 |
5 |
| Celgene Quanticel Research, Inc. | 162 |
5 |
| Inventisbio Co., Ltd. | 77 |
5 |
| Ishihara Sangyo Kaisha, Ltd. | 667 |
4 |
| Kotobuki Pharmaceutical Co., Ltd. | 37 |
4 |
| Nihon Nohyaku Co., Ltd. | 333 |
4 |
| Nippon Soda Co., Ltd. | 892 |
4 |
| Taisho Pharmaceutical Co., Ltd. | 869 |
4 |
| Lighthouse Pharmaceuticals, Inc. | 11 |
4 |
| E. I. du Pont de Nemours and Company | 3885 |
3 |
| Other owners | 208 |