- 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: 1720
10-year publication summary
|
117
|
155
|
118
|
106
|
92
|
105
|
73
|
114
|
74
|
48
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14235 |
142 |
| China Petroleum & Chemical Corporation | 2152 |
66 |
| ExxonMobil Chemical Patents Inc. | 3776 |
56 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 704 |
55 |
| Total Research & Technology Feluy | 438 |
43 |
| BASF SE | 21303 |
37 |
| Aramco Services Company | 4195 |
37 |
| King Fahd University of Petroleum and Minerals | 1572 |
35 |
| Uop LLC | 4393 |
34 |
| ExxonMobil Research And Engineering Company | 2422 |
33 |
| Research Institute of Petroleum Processing, Sinopec | 362 |
31 |
| SABIC Global Technologies B.V. | 4597 |
30 |
| Johnson Matthey Public Limited Company | 1768 |
29 |
| King Abdullah University of Science and Technology | 1852 |
28 |
| IFP Energies Nouvelles | 3098 |
27 |
| Saudi Basic Industries Corporation | 524 |
26 |
| BASF Corporation | 1681 |
21 |
| JX Nippon Oil & Energy Corporation | 978 |
21 |
| Ketjen Limited Liability Company | 66 |
18 |
| Shell Internationale Research Maatschappij B.V. | 3403 |
17 |
| Other owners | 934 |