- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 301/19 - Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic hydroperoxides
Patent holdings for IPC class C07D 301/19
Total number of patents in this class: 112
10-year publication summary
10
|
7
|
6
|
11
|
3
|
6
|
7
|
4
|
8
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Lyondell Chemical Technology, L.P. | 292 |
17 |
Sumitomo Chemical Company, Limited | 8808 |
16 |
Shell Internationale Research Maatschappij B.V. | 3792 |
6 |
Wanhua Chemical Group Co., Ltd. | 286 |
5 |
Shell Oil Company | 2196 |
4 |
Zhejiang Ausun Pharmaceutical Co., Ltd. | 27 |
4 |
Evonik Operations GmbH | 3879 |
4 |
The Regents of the University of California | 18943 |
3 |
Uop LLC | 4083 |
3 |
Dow Global Technologies LLC | 10147 |
3 |
Shell USA, Inc. | 1074 |
3 |
Boehringer Ingelheim International GmbH | 4629 |
2 |
Evonik Degussa GmbH | 1574 |
2 |
China Petroleum & Chemical Corporation | 1623 |
2 |
Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
2 |
Repsol, S.A. | 413 |
2 |
Research Institute of Petroleum Processing, Sinopec | 387 |
2 |
ThyssenKrupp Industrial Solutions AG | 729 |
2 |
Oriental Union Chemical Corp. | 7 |
2 |
BASF SE | 19740 |
1 |
Other owners | 27 |