- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 213/61 - Halogen atoms or nitro radicals
Patent holdings for IPC class C07D 213/61
Total number of patents in this class: 940
10-year publication summary
|
77
|
59
|
58
|
61
|
44
|
43
|
58
|
59
|
48
|
39
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bayer Cropscience AG | 1844 |
26 |
| Bristol-myers Squibb Company | 4742 |
21 |
| BASF SE | 21303 |
20 |
| Sumitomo Chemical Company, Limited | 9016 |
20 |
| Chiesi Farmaceutici S.p.A. | 959 |
20 |
| Novaled GmbH | 485 |
15 |
| Gilead Sciences, Inc. | 2222 |
14 |
| Syngenta Crop Protection AG | 6701 |
12 |
| Bayer Pharma AG | 1014 |
12 |
| Amgen Inc. | 4427 |
12 |
| Ishihara Sangyo Kaisha, Ltd. | 659 |
12 |
| F. Hoffmann-La Roche AG | 7837 |
11 |
| Nihon Nohyaku Co., Ltd. | 324 |
11 |
| United Kingdom Research and Innovation | 392 |
11 |
| Janssen Pharmaceutica N.V. | 3168 |
10 |
| PIMCO 2664 Limited | 20 |
10 |
| Syngenta Participations AG | 1524 |
9 |
| Neurocrine Biosciences, Inc. | 460 |
9 |
| Takeda Pharmaceutical Company Limited | 2712 |
8 |
| Nippon Soda Co., Ltd. | 884 |
8 |
| Other owners | 669 |