- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 29/70 - Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups
Patent holdings for IPC class B01J 29/70
Total number of patents in this class: 1965
10-year publication summary
|
159
|
152
|
166
|
218
|
200
|
175
|
135
|
125
|
99
|
39
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron U.S.A. Inc. | 3774 |
181 |
| ExxonMobil Chemical Patents Inc. | 4286 |
127 |
| BASF SE | 19740 |
112 |
| ExxonMobil Research And Engineering Company | 2830 |
106 |
| Johnson Matthey Public Limited Company | 1852 |
94 |
| Saudi Arabian Oil Company | 11322 |
72 |
| Uop LLC | 4083 |
71 |
| BASF Corporation | 2039 |
66 |
| China Petroleum & Chemical Corporation | 1623 |
41 |
| IFP Energies Nouvelles | 2717 |
40 |
| Dow Global Technologies LLC | 10147 |
35 |
| Umicore AG & Co. KG | 867 |
30 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
26 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
25 |
| Universidad Politecnica de Valencia | 507 |
24 |
| Tosoh Corporation | 1127 |
23 |
| ExxonMobil Technology and Engineering Company | 676 |
22 |
| California Institute of Technology | 3884 |
21 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
17 |
| Research Institute of Petroleum Processing, Sinopec | 387 |
17 |
| Other owners | 815 |