• 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: 288

10-year publication summary

26
17
24
21
28
20
14
12
8
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Canon Inc.
39888
14
LG Chem, Ltd.
17632
12
Crius Technology Group, Inc.
22
11
Merck Patent GmbH
5831
9
University of Pittsburgh - Of the Commonwealth System of Higher Education
3151
6
Samsung Display Co., Ltd.
34696
5
Tosoh Corporation
1287
5
Idemitsu Kosan Co., Ltd.
4219
4
Essilor International (compagnie Generale D'optique)
2993
4
Kyoto University
2800
4
Glaxosmithkline LLC
537
3
LG Display Co., Ltd.
13469
3
The Regents of the University of California
19918
3
Samsung SDI Co., Ltd.
8319
3
The Regents of the University of Michigan
4698
3
Northwestern University
3389
3
Beijing Aglaia Technology Development Co., Ltd.
40
3
Dana-Farber Cancer Institute, Inc.
2571
3
Nichem Fine Technology Co., Ltd.
12
3
The United States Government AS represented by The Department of Veterans Affairs
1174
3
Other owners 184