- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 38/20 - Plural distinct oxidation stages
Patent holdings for IPC class B01J 38/20
Total number of patents in this class: 48
10-year publication summary
3
|
3
|
1
|
2
|
6
|
1
|
3
|
0
|
3
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Uop LLC | 4083 |
11 |
ExxonMobil Chemical Patents Inc. | 4286 |
3 |
Chevron Phillips Chemical Company LP | 1779 |
3 |
IFP Energies Nouvelles | 2717 |
3 |
BASF SE | 19740 |
2 |
Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
Kellogg Brown & Root LLC | 489 |
2 |
ExxonMobil Research And Engineering Company | 2830 |
1 |
Bayer Intellectual Property GmbH | 2671 |
1 |
Evonik Oxeno GmbH | 60 |
1 |
Shell Oil Company | 2196 |
1 |
Aramco Services Company | 3504 |
1 |
China Petroleum & Chemical Corporation | 1623 |
1 |
Compactgtl Limited | 23 |
1 |
FINA Technology, Inc. | 571 |
1 |
IFP Energies Nouvelles (ifpen) | 2 |
1 |
Nippon Kayaku Kabushiki Kaisha | 1400 |
1 |
Qatar Foundation for Education, Science and Community Development | 226 |
1 |
Reliance Industries Limited | 432 |
1 |
Research Institute of Petroleum Processing, Sinopec | 387 |
1 |
Other owners | 9 |