- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 213/06 - Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
Patent holdings for IPC class C07D 213/06
Total number of patents in this class: 286
10-year publication summary
26
|
17
|
24
|
21
|
28
|
20
|
14
|
12
|
8
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Canon Inc. | 38971 |
14 |
Crius Technology Group, Inc. | 20 |
11 |
LG Chem, Ltd. | 17463 |
10 |
Merck Patent GmbH | 5821 |
10 |
University of Pittsburgh - Of the Commonwealth System of Higher Education | 3093 |
6 |
Samsung Display Co., Ltd. | 33629 |
5 |
Tosoh Corporation | 1243 |
5 |
Idemitsu Kosan Co., Ltd. | 4130 |
4 |
Essilor International (compagnie Generale D'optique) | 2963 |
4 |
Kyoto University | 2775 |
4 |
Glaxosmithkline LLC | 538 |
3 |
LG Display Co., Ltd. | 13012 |
3 |
The Regents of the University of California | 19675 |
3 |
Samsung SDI Co., Ltd. | 7669 |
3 |
The Regents of the University of Michigan | 4619 |
3 |
Northwestern University | 3312 |
3 |
Beijing Aglaia Technology Development Co., Ltd. | 40 |
3 |
Dana-Farber Cancer Institute, Inc. | 2525 |
3 |
Nichem Fine Technology Co., Ltd. | 12 |
3 |
The United States Government AS represented by The Department of Veterans Affairs | 1121 |
3 |
Other owners | 183 |