- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 29/72 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of types characterised by their specific structure not provided for in groups containing iron group metals, noble metals or copper
Patent holdings for IPC class B01J 29/72
Total number of patents in this class: 409
10-year publication summary
|
26
|
37
|
31
|
45
|
28
|
33
|
18
|
17
|
8
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1761 |
64 |
| BASF Mobile Emissions Catalysts LLC | 431 |
28 |
| BASF Corporation | 1683 |
23 |
| Chevron U.S.A. Inc. | 4145 |
21 |
| IFP Energies Nouvelles | 3098 |
16 |
| Umicore AG & Co. KG | 852 |
16 |
| BASF SE | 21318 |
14 |
| Saudi Arabian Oil Company | 14275 |
13 |
| ExxonMobil Chemical Patents Inc. | 3773 |
10 |
| The Furukawa Electric Co., Ltd. | 3700 |
9 |
| Shell Internationale Research Maatschappij B.V. | 3397 |
6 |
| King Fahd University of Petroleum and Minerals | 1581 |
6 |
| National University Corporation Hokkaido University | 1371 |
6 |
| N.E. Chemcat Corporation | 188 |
6 |
| Shell USA, Inc. | 1325 |
6 |
| ExxonMobil Research And Engineering Company | 2407 |
5 |
| Shell Oil Company | 2067 |
5 |
| SK Innovation Co., Ltd. | 1486 |
5 |
| ExxonMobil Technology and Engineering Company | 1373 |
5 |
| Uop LLC | 4388 |
4 |
| Other owners | 141 |