- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 273/01 - Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only ring hetero atoms, not provided for by groups having one nitrogen atom
Patent holdings for IPC class C07D 273/01
Total number of patents in this class: 87
10-year publication summary
|
10
|
6
|
7
|
4
|
6
|
4
|
4
|
11
|
8
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20303 |
4 |
| Arysta LifeScience Corporation | 30 |
4 |
| BASF SE | 21098 |
3 |
| Panasonic Holdings Corporation | 1781 |
3 |
| Novartis AG | 10612 |
2 |
| King Faisal University | 921 |
2 |
| OP Bio Factory Co., Ltd. | 14 |
2 |
| Seed Research Institute Co., Ltd. | 12 |
2 |
| The United States of America as represented by the Department of Veterans Affairs | 298 |
2 |
| University Health Network | 1055 |
2 |
| Yale University | 2446 |
2 |
| Sironax LTD | 53 |
2 |
| Qingdao Kingagroot Chemical Compound Co., Ltd. | 181 |
2 |
| Gasherbrum bio, Inc. | 53 |
2 |
| Tapi Croatia Industries Ltd | 9 |
2 |
| The Procter & Gamble Company | 22015 |
1 |
| F. Hoffmann-La Roche AG | 7937 |
1 |
| Samsung Display Co., Ltd. | 36317 |
1 |
| International Business Machines Corporation | 61747 |
1 |
| Merck Patent GmbH | 5752 |
1 |
| Other owners | 46 |