- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their 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: 236
10-year publication summary
|
24
|
26
|
21
|
19
|
26
|
22
|
9
|
10
|
9
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron Phillips Chemical Company LP | 1779 |
25 |
| Braskem America, Inc. | 177 |
11 |
| Univation Technologies, LLC | 667 |
10 |
| LG Chem, Ltd. | 17205 |
8 |
| FUJIFILM Business Innovation Corp. | 7395 |
6 |
| China Petroleum & Chemical Corporation | 1623 |
5 |
| ExxonMobil Chemical Patents Inc. | 4286 |
4 |
| Sinopec Yangzi Petrochemical Company Ltd. | 19 |
4 |
| W. R. Grace & Co.-Conn. | 299 |
4 |
| Dow Global Technologies LLC | 10147 |
3 |
| Dow Corning Corporation | 1072 |
3 |
| NOVA Chemicals (International) S.A. | 717 |
3 |
| Soochow University | 1605 |
3 |
| Tianjin University | 695 |
3 |
| GM Global Technology Operations LLC | 13620 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| Saudi Basic Industries Corporation | 625 |
2 |
| Northwestern University | 3112 |
2 |
| AM Technology Limited | 15 |
2 |
| Basell Poliolefine Italia S.r.l. | 867 |
2 |
| Other owners | 132 |