- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 231/22 - One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
Patent holdings for IPC class C07D 231/22
Total number of patents in this class: 172
10-year publication summary
|
14
|
9
|
14
|
13
|
8
|
10
|
8
|
5
|
8
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20803 |
15 |
| Bayer AG | 3308 |
8 |
| Bayer Cropscience AG | 2057 |
7 |
| Laboratorios Del Dr. Esteve, S.A. | 207 |
7 |
| Takeda Pharmaceutical Company Limited | 2708 |
6 |
| The Johns Hopkins University | 5642 |
5 |
| Esteve Pharmaceuticals, S.A. | 216 |
5 |
| Sumitomo Pharma Co., Ltd. | 609 |
4 |
| Sumitomo Chemical Company, Limited | 9018 |
3 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 60 |
3 |
| Solvias AG | 37 |
3 |
| Unimatec Co., Ltd. | 235 |
3 |
| Theravance Biopharma R&D IP, LLC | 461 |
3 |
| Bristol-myers Squibb Company | 4875 |
2 |
| Janssen Pharmaceutica N.V. | 3413 |
2 |
| Syngenta Crop Protection AG | 6036 |
2 |
| Allergan, Inc. | 2361 |
2 |
| ADAMA Makhteshim Ltd. | 502 |
2 |
| Anavex Life Sciences Corp. | 71 |
2 |
| Canadian Blood Services | 78 |
2 |
| Other owners | 86 |