- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 29/70 - Crystalline aluminosilicate zeolitesIsomorphous 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: 2085
10-year publication summary
|
143
|
150
|
206
|
189
|
168
|
133
|
117
|
99
|
101
|
56
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron U.S.A. Inc. | 3967 |
191 |
| ExxonMobil Chemical Patents Inc. | 3977 |
124 |
| BASF SE | 20940 |
102 |
| ExxonMobil Research And Engineering Company | 2570 |
99 |
| Johnson Matthey Public Limited Company | 1866 |
98 |
| Saudi Arabian Oil Company | 13224 |
81 |
| Uop LLC | 4237 |
73 |
| China Petroleum & Chemical Corporation | 1901 |
52 |
| IFP Energies Nouvelles | 2937 |
42 |
| BASF Mobile Emissions Catalysts LLC | 405 |
42 |
| BASF Corporation | 1716 |
40 |
| ExxonMobil Technology and Engineering Company | 1079 |
39 |
| Dow Global Technologies LLC | 10360 |
37 |
| Umicore AG & Co. KG | 855 |
30 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 671 |
28 |
| Mitsui Mining & Smelting Co., Ltd. | 1489 |
24 |
| Tosoh Corporation | 1295 |
23 |
| Universidad Politecnica de Valencia | 537 |
22 |
| California Institute of Technology | 3977 |
21 |
| Research Institute of Petroleum Processing, Sinopec | 374 |
17 |
| Other owners | 900 |