- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/28 - Regeneration or reactivation
Patent holdings for IPC class B01J 27/28
Total number of patents in this class: 83
10-year publication summary
3
|
2
|
2
|
3
|
9
|
8
|
5
|
3
|
3
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
IFP Energies Nouvelles | 2717 |
14 |
Chevron U.S.A. Inc. | 3774 |
9 |
Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
4 |
ExxonMobil Chemical Patents Inc. | 4286 |
3 |
Nippon Shokubai Co., Ltd. | 1487 |
3 |
Shell USA, Inc. | 1074 |
3 |
The Procter & Gamble Company | 22178 |
2 |
Bio2Electric, LLC | 8 |
2 |
Chevron Phillips Chemical Company LP | 1779 |
2 |
Chiyoda Corporation | 363 |
2 |
Formosa Plastics Corporation | 46 |
2 |
North Carolina State University | 1492 |
2 |
Novamont S.p.A. | 354 |
2 |
Formosa Plastics Corporation | 5 |
2 |
Mitsubishi Power, Ltd. | 1680 |
2 |
LG Chem, Ltd. | 17205 |
1 |
Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
ExxonMobil Research And Engineering Company | 2830 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
Shell Oil Company | 2196 |
1 |
Other owners | 24 |