- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 27/28 - Regeneration or reactivation
Patent holdings for IPC class B01J 27/28
Total number of patents in this class: 84
10-year publication summary
|
2
|
2
|
3
|
9
|
8
|
5
|
3
|
3
|
2
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IFP Energies Nouvelles | 2893 |
14 |
| Chevron U.S.A. Inc. | 3929 |
8 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 664 |
4 |
| ExxonMobil Chemical Patents Inc. | 4028 |
3 |
| Nippon Shokubai Co., Ltd. | 1505 |
3 |
| Shell USA, Inc. | 1190 |
3 |
| The Procter & Gamble Company | 22018 |
2 |
| Bio2Electric, LLC | 8 |
2 |
| Chiyoda Corporation | 394 |
2 |
| Formosa Plastics Corporation | 54 |
2 |
| North Carolina State University | 1555 |
2 |
| Novamont S.p.A. | 351 |
2 |
| Formosa Plastics Corporation | 5 |
2 |
| Mitsubishi Power, Ltd. | 1757 |
2 |
| BASF SE | 20777 |
1 |
| LG Chem, Ltd. | 17561 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3544 |
1 |
| ExxonMobil Research And Engineering Company | 2592 |
1 |
| Sumitomo Chemical Company, Limited | 9009 |
1 |
| Shell Oil Company | 2141 |
1 |
| Other owners | 27 |