- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 3/00 - Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matterApparatus therefor
Patent holdings for IPC class B01J 3/00
Total number of patents in this class: 889
10-year publication summary
|
60
|
50
|
48
|
57
|
72
|
62
|
57
|
42
|
36
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13948 |
49 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
16 |
| Crititech, Inc. | 74 |
16 |
| Uop LLC | 4318 |
13 |
| Aramco Services Company | 4162 |
13 |
| LG Chem, Ltd. | 17846 |
11 |
| BASF SE | 21150 |
10 |
| SABIC Global Technologies B.V. | 4491 |
9 |
| Stamicarbon B.V. | 315 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 9030 |
7 |
| Coolbrook Oy | 73 |
7 |
| ThyssenKrupp AG | 3464 |
7 |
| Dow Global Technologies LLC | 10812 |
6 |
| Aquarden Technologies APS | 20 |
6 |
| Centre National de La Recherche Scientifique | 10886 |
5 |
| Applied Research Associates, Inc. | 197 |
5 |
| Cambi Technology AS | 42 |
5 |
| The Chugoku Electric Power Co., Inc. | 514 |
5 |
| Hiroshima University | 578 |
5 |
| Tohoku University | 2916 |
5 |
| Other owners | 680 |