- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 493/02 - Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
Patent holdings for IPC class C07D 493/02
Total number of patents in this class: 62
10-year publication summary
|
6
|
2
|
3
|
1
|
2
|
4
|
0
|
1
|
5
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Archer Daniels Midland Company | 1110 |
5 |
| Janssen Pharmaceutica N.V. | 3392 |
4 |
| QBiotics Limited | 7 |
2 |
| SK Innovation Co., Ltd. | 1336 |
2 |
| Merck Patent GmbH | 5828 |
1 |
| Centre National de La Recherche Scientifique | 10418 |
1 |
| Evonik Degussa GmbH | 1533 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11388 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6403 |
1 |
| ExxonMobil Chemical Patents Inc. | 4000 |
1 |
| Board of Regents, The University of Texas System | 5782 |
1 |
| Idemitsu Kosan Co., Ltd. | 4214 |
1 |
| The General Hospital Corporation | 4724 |
1 |
| President and Fellows of Harvard College | 5972 |
1 |
| JSR Corporation | 2512 |
1 |
| The Administrators of the Tulane Educational Fund | 391 |
1 |
| Agan Aroma & fine chemicals Ltd. | 26 |
1 |
| The Curators of the University of Missouri | 1042 |
1 |
| Drexel University | 986 |
1 |
| Gilead Sciences, Inc. | 2036 |
1 |
| Other owners | 33 |