- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 38/50 - Liquid treating or treating in liquid phase, e.g. dissolved or suspended using organic liquids
Patent holdings for IPC class B01J 38/50
Total number of patents in this class: 49
10-year publication summary
8
|
4
|
3
|
1
|
2
|
1
|
1
|
2
|
1
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Uop LLC | 4083 |
5 |
Shell USA, Inc. | 1074 |
5 |
Chevron U.S.A. Inc. | 3774 |
3 |
Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
Monsanto Technology LLC | 7905 |
2 |
Anellotech, Inc. | 68 |
2 |
Huntsman Petrochemical LLC | 276 |
2 |
Sasol Technology (Proprietary) Limited | 250 |
2 |
General Electric Company | 18133 |
1 |
LG Chem, Ltd. | 17205 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
Shell Oil Company | 2196 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Albemarle Europe SPRL | 38 |
1 |
China University of Petroleum (East China) | 319 |
1 |
Chiyoda Corporation | 363 |
1 |
Cormetech, Inc. | 34 |
1 |
Ecole Nationale Superieure de Chimie de Montpellier | 167 |
1 |
Eurecat S.A. | 85 |
1 |
Other owners | 14 |