- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 29/40 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
Patent holdings for IPC class B01J 29/40
Total number of patents in this class: 1650
10-year publication summary
|
89
|
109
|
149
|
115
|
105
|
90
|
98
|
67
|
108
|
60
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13442 |
133 |
| China Petroleum & Chemical Corporation | 1921 |
63 |
| ExxonMobil Chemical Patents Inc. | 3970 |
56 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 674 |
48 |
| Total Research & Technology Feluy | 446 |
43 |
| BASF SE | 21036 |
37 |
| ExxonMobil Research And Engineering Company | 2562 |
33 |
| Uop LLC | 4247 |
33 |
| Aramco Services Company | 4042 |
31 |
| Research Institute of Petroleum Processing, Sinopec | 370 |
31 |
| Johnson Matthey Public Limited Company | 1876 |
30 |
| King Fahd University of Petroleum and Minerals | 1311 |
30 |
| SABIC Global Technologies B.V. | 4375 |
29 |
| IFP Energies Nouvelles | 2961 |
27 |
| King Abdullah University of Science and Technology | 1806 |
27 |
| Saudi Basic Industries Corporation | 552 |
26 |
| JX Nippon Oil & Energy Corporation | 999 |
21 |
| BASF Corporation | 1716 |
19 |
| Shell Internationale Research Maatschappij B.V. | 3555 |
17 |
| Korea Research Institute of Chemical Technology | 1402 |
17 |
| Other owners | 899 |