- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 31/38 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups of titanium, zirconium or hafnium
Patent holdings for IPC class B01J 31/38
Total number of patents in this class: 245
10-year publication summary
|
26
|
21
|
19
|
26
|
22
|
9
|
10
|
9
|
15
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron Phillips Chemical Company LP | 1833 |
23 |
| Braskem America, Inc. | 190 |
11 |
| Univation Technologies, LLC | 653 |
10 |
| LG Chem, Ltd. | 17561 |
8 |
| FUJIFILM Business Innovation Corp. | 7569 |
6 |
| China Petroleum & Chemical Corporation | 1869 |
5 |
| ExxonMobil Chemical Patents Inc. | 4028 |
4 |
| King Faisal University | 905 |
4 |
| Sinopec Yangzi Petrochemical Company Ltd. | 19 |
4 |
| W. R. Grace & Co.-Conn. | 297 |
4 |
| Dow Corning Corporation | 975 |
3 |
| Soochow University | 1731 |
3 |
| Tianjin University | 789 |
3 |
| GM Global Technology Operations LLC | 14879 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5598 |
2 |
| Dow Global Technologies LLC | 10354 |
2 |
| Saudi Basic Industries Corporation | 573 |
2 |
| Northwestern University | 3364 |
2 |
| AM Technology Limited | 15 |
2 |
| Basell Poliolefine Italia S.r.l. | 893 |
2 |
| Other owners | 143 |