- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 309/22 - Radicals substituted by oxygen atoms
Patent holdings for IPC class C07D 309/22
Total number of patents in this class: 37
10-year publication summary
|
2
|
1
|
2
|
5
|
5
|
4
|
3
|
1
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4898 |
8 |
| JNC Corporation | 1556 |
3 |
| Astellas Pharma Inc. | 1088 |
2 |
| JNC Petrochemical Corporation | 399 |
2 |
| Jazz Pharmaceuticals Research UK Limited | 219 |
2 |
| Novartis AG | 10849 |
1 |
| BASF SE | 20933 |
1 |
| The Regents of the University of California | 19918 |
1 |
| Janssen Pharmaceutica N.V. | 3392 |
1 |
| Syngenta Participations AG | 1903 |
1 |
| Syngenta Limited | 456 |
1 |
| Bayer Intellectual Property GmbH | 2499 |
1 |
| Children's Medical Center Corporation | 1868 |
1 |
| Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences | 75 |
1 |
| Medshine Discovery Inc. | 600 |
1 |
| Orion Corporation | 643 |
1 |
| Oxford University Innovation Limited | 1527 |
1 |
| Rutgers, The State University of New Jersey | 1895 |
1 |
| Umicore AG & Co. KG | 856 |
1 |
| Vanderbilt University | 1901 |
1 |
| Other owners | 5 |