- All sections
- C - Chemistry; metallurgy
- 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: 905
10-year publication summary
|
79
|
71
|
77
|
59
|
58
|
61
|
41
|
43
|
54
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bayer Cropscience AG | 2241 |
37 |
| Bristol-myers Squibb Company | 5080 |
21 |
| BASF SE | 19740 |
20 |
| Chiesi Farmaceutici S.p.A. | 940 |
19 |
| Sumitomo Chemical Company, Limited | 8808 |
17 |
| Syngenta Participations AG | 4970 |
15 |
| F. Hoffmann-La Roche AG | 7958 |
13 |
| Bayer Pharma AG | 1096 |
13 |
| Gilead Sciences, Inc. | 1879 |
12 |
| Ishihara Sangyo Kaisha, Ltd. | 663 |
12 |
| Janssen Pharmaceutica N.V. | 3839 |
11 |
| Amgen Inc. | 3779 |
11 |
| United Kingdom Research and Innovation | 354 |
11 |
| Board of Regents, The University of Texas System | 5370 |
10 |
| Novaled GmbH | 369 |
10 |
| PIMCO 2664 Limited | 20 |
10 |
| Nihon Nohyaku Co., Ltd. | 313 |
9 |
| Syngenta Limited | 509 |
8 |
| Bayer AG | 3045 |
8 |
| Neurocrine Biosciences, Inc. | 381 |
8 |
| Other owners | 630 |