• 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: 283

10-year publication summary

17
24
21
28
20
15
12
10
7
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Canon Inc.
42342
14
LG Chem, Ltd.
17840
12
Crius Technology Group, Inc.
22
11
Merck Patent GmbH
5663
8
Samsung Display Co., Ltd.
37933
6
University of Pittsburgh - Of the Commonwealth System of Higher Education
3263
6
Tosoh Corporation
1387
5
Essilor International (compagnie Generale D'optique)
2966
4
Kyoto University
2893
4
Glaxosmithkline LLC
531
3
LG Display Co., Ltd.
14289
3
The Regents of the University of California
20556
3
Samsung SDI Co., Ltd.
9902
3
The Regents of the University of Michigan
4911
3
Northwestern University
3512
3
Beijing Aglaia Technology Development Co., Ltd.
40
3
Dana-Farber Cancer Institute, Inc.
2645
3
Nichem Fine Technology Co., Ltd.
12
3
The United States Government AS represented by The Department of Veterans Affairs
1288
3
The United States of America as represented by the Department of Veterans Affairs
299
3
Other owners 180