- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 215/233 - Oxygen atoms attached in position 2 or 4 only one oxygen atom which is attached in position 4
Patent holdings for IPC class C07D 215/233
Total number of patents in this class: 344
10-year publication summary
|
15
|
21
|
22
|
24
|
18
|
31
|
38
|
23
|
38
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Exelixis, Inc. | 393 |
29 |
| Vertex Pharmaceuticals Incorporated | 1581 |
17 |
| Flexus Biosciences, Inc. | 13 |
5 |
| Flare Therapeutics Inc. | 13 |
5 |
| University of South Florida | 1817 |
4 |
| Beijing Konruns Pharmaceutical Co., Ltd. | 14 |
4 |
| China Medical University | 115 |
4 |
| Georgetown University | 591 |
4 |
| Indena S.p.A. | 661 |
4 |
| Oregon Health & Science University | 746 |
4 |
| Pharmakea, Inc. | 37 |
4 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 762 |
4 |
| Shenzhen Chipscreen Biosciences Co., Ltd. | 84 |
4 |
| F. Hoffmann-La Roche AG | 7958 |
3 |
| Hoffmann-La Roche Inc. | 3060 |
3 |
| Boehringer Ingelheim International GmbH | 4629 |
3 |
| National Taiwan University | 1140 |
3 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1254 |
3 |
| Curadev Pharma Pvt Ltd. | 20 |
3 |
| Fondazione Istituto Italiano di Tecnologia | 524 |
3 |
| Other owners | 231 |