Français Register Login

  • 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: 107

10-year publication summary

13
11
7
7
8
6
5
8
6
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
WisTa Laboratories Ltd.
119
29
Ascensia Diabetes Care Holdings AG
600
7
Arizona Board of Regents on behalf of Arizona State University
2962
5
Shin-Etsu Chemical Co., Ltd.
6120
4
Board of Trustees of Michigan State University
1230
4
Eupharma Pty Ltd
19
3
Chengdu Henghao Investment Co. Limited
3
3
GM Global Technology Operations LLC
16188
2
Continental Reifen Deutschland GmbH
2542
2
Arizona Board of Regents, a Body Corporate of The State of Arizona Acting for and on Behalf of Arizona State University
269
2
Bioimics AB
3
2
China Petroleum & Chemical Corporation
2166
2
Eastern Virginia Medical School
64
2
San-Apro Limited
78
2
MIKROCHEM spol. s r.o.
4
2
Sinopec Dalian Research Institute of Petroleum and Petrochemicals Co., Ltd.
142
2
Chengdu Henghao Innovative Science and Technology Co., Ltd.
5
2
BASF SE
21306
1
ExxonMobil Research And Engineering Company
2400
1
National Institute of Advanced Industrial Science and Technology
3790
1
Other owners 29

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved