- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 38/20 - Plural distinct oxidation stages
Patent holdings for IPC class B01J 38/20
Total number of patents in this class: 50
10-year publication summary
|
3
|
1
|
2
|
6
|
1
|
3
|
0
|
3
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4238 |
11 |
| ExxonMobil Chemical Patents Inc. | 3976 |
3 |
| IFP Energies Nouvelles | 2933 |
3 |
| BASF SE | 20915 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3539 |
2 |
| Dow Global Technologies LLC | 10349 |
2 |
| Chevron Phillips Chemical Company LP | 1833 |
2 |
| Kellogg Brown & Root LLC | 516 |
2 |
| SABIC Global Technologies B.V. | 4347 |
2 |
| ExxonMobil Research And Engineering Company | 2566 |
1 |
| Bayer Intellectual Property GmbH | 2496 |
1 |
| Evonik Oxeno GmbH | 60 |
1 |
| Shell Oil Company | 2139 |
1 |
| Aramco Services Company | 3981 |
1 |
| China Petroleum & Chemical Corporation | 1908 |
1 |
| Compactgtl Limited | 23 |
1 |
| IFP Energies Nouvelles (ifpen) | 2 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1436 |
1 |
| Qatar Foundation for Education, Science and Community Development | 211 |
1 |
| Reliance Industries Limited | 449 |
1 |
| Other owners | 10 |