• All sections
  • C - Chemistrymetallurgy
  • C07D - Heterocyclic compounds
  • C07D 213/16 - 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 containing only one pyridine ring

Patent holdings for IPC class C07D 213/16

Total number of patents in this class: 410

10-year publication summary

51
26
31
27
31
20
29
42
24
11
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17581
13
Crius Technology Group, Inc.
22
11
Merck Patent GmbH
5861
8
Idemitsu Kosan Co., Ltd.
4198
8
ZHU, Xiaotao
13
8
Canon Kabushiki Kaisha
7053
7
JIN, Yinghua
11
7
WANG, Nengqing
20
7
Canon Inc.
39618
6
Solus Advanced Materials Co., Ltd.
201
6
Samsung Display Co., Ltd.
34349
5
Samsung SDI Co., Ltd.
8112
5
Sumitomo Chemical Company, Limited
9027
5
Kyoto University
2799
5
Genentech, Inc.
3976
4
The Board of Trustees of the University of Illinois
2685
4
Dong Wha Pharm. Co., Ltd.
53
4
JNC Corporation
1551
4
UDC Ireland Limited
477
4
Lapto Co., Ltd.
38
4
Other owners 285