- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 213/65 - One oxygen atom attached in position 3 or 5
Patent holdings for IPC class C07D 213/65
Total number of patents in this class: 414
10-year publication summary
|
33
|
30
|
37
|
33
|
23
|
23
|
20
|
26
|
25
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Akebia Therapeutics, Inc. | 114 |
15 |
| Takeda Pharmaceutical Company Limited | 2708 |
14 |
| Bristol-myers Squibb Company | 4880 |
9 |
| BASF SE | 20940 |
8 |
| Lexicon Pharmaceuticals, Inc. | 211 |
8 |
| Nikang Therapeutics, Inc. | 95 |
8 |
| Janssen Pharmaceutica N.V. | 3394 |
6 |
| Bayer Pharma AG | 1053 |
6 |
| Peloton Therapeutics, Inc. | 37 |
6 |
| Centre National de La Recherche Scientifique | 10464 |
5 |
| PTC Therapeutics, Inc. | 485 |
5 |
| Vanderbilt University | 1907 |
5 |
| VALO Health, Inc. | 172 |
5 |
| Pfizer Inc. | 3371 |
4 |
| Astellas Pharma Inc. | 1087 |
4 |
| Chugai Seiyaku Kabushiki Kaisha | 1362 |
4 |
| Cytokinetics, Inc. | 279 |
4 |
| Global Blood Therapeutics, Inc. | 181 |
4 |
| Nippon Soda Co., Ltd. | 895 |
4 |
| Taisho Pharmaceutical Co., Ltd. | 875 |
4 |
| Other owners | 286 |