- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 279/20 - [b, e]-condensed with two six-membered rings with hydrogen atoms directly attached to the ring nitrogen atom
Patent holdings for IPC class C07D 279/20
Total number of patents in this class: 108
10-year publication summary
|
12
|
13
|
11
|
7
|
7
|
8
|
6
|
5
|
8
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WisTa Laboratories Ltd. | 126 |
29 |
| Ascensia Diabetes Care Holdings AG | 596 |
7 |
| Arizona Board of Regents on behalf of Arizona State University | 2538 |
5 |
| Board of Trustees of Michigan State University | 1171 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5544 |
3 |
| Eupharma Pty Ltd | 19 |
3 |
| Chengdu Henghao Investment Co. Limited | 3 |
3 |
| GM Global Technology Operations LLC | 14645 |
2 |
| Continental Reifen Deutschland GmbH | 2437 |
2 |
| Arizona Board of Regents, a Body Corporate of The State of Arizona Acting for and on Behalf of Arizona State University | 293 |
2 |
| Bioimics AB | 3 |
2 |
| China Petroleum & Chemical Corporation | 1834 |
2 |
| Eastern Virginia Medical School | 64 |
2 |
| San-Apro Limited | 77 |
2 |
| MIKROCHEM spol. s r.o. | 4 |
2 |
| Chengdu Henghao Innovative Science and Technology Co., Ltd. | 4 |
2 |
| BASF SE | 20616 |
1 |
| ExxonMobil Research And Engineering Company | 2607 |
1 |
| Merck Patent GmbH | 5825 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3754 |
1 |
| Other owners | 32 |