- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 38/12 - Treating with free oxygen-containing gas
Patent holdings for IPC class B01J 38/12
Total number of patents in this class: 434
10-year publication summary
|
46
|
39
|
31
|
28
|
32
|
24
|
21
|
20
|
32
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4209 |
37 |
| ExxonMobil Chemical Patents Inc. | 4028 |
21 |
| Dow Global Technologies LLC | 10354 |
21 |
| IFP Energies Nouvelles | 2893 |
21 |
| Chevron Phillips Chemical Company LP | 1833 |
15 |
| BASF SE | 20777 |
12 |
| Arkema France | 3987 |
12 |
| ExxonMobil Research And Engineering Company | 2592 |
11 |
| China Petroleum & Chemical Corporation | 1869 |
9 |
| Saudi Arabian Oil Company | 12858 |
8 |
| Total Research & Technology Feluy | 446 |
8 |
| Shell Internationale Research Maatschappij B.V. | 3544 |
7 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 664 |
7 |
| Eastman Chemical Company | 2254 |
7 |
| SABIC Global Technologies B.V. | 4288 |
7 |
| Virent, Inc. | 125 |
7 |
| Sumitomo Chemical Company, Limited | 9009 |
6 |
| Catalyst Recovery Europe S.A. | 6 |
6 |
| Shell USA, Inc. | 1190 |
6 |
| Merichem Technologies, LLC | 64 |
6 |
| Other owners | 200 |