- 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 |