- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 39/02 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereofDirect preparation thereofPreparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactantsAfter-treatment thereof
Patent holdings for IPC class C01B 39/02
Total number of patents in this class: 1226
10-year publication summary
|
73
|
121
|
110
|
94
|
70
|
53
|
58
|
62
|
58
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron U.S.A. Inc. | 4050 |
123 |
| Saudi Arabian Oil Company | 13865 |
91 |
| BASF SE | 21146 |
69 |
| King Abdullah University of Science and Technology | 1827 |
41 |
| Johnson Matthey Public Limited Company | 1737 |
32 |
| China Petroleum & Chemical Corporation | 2002 |
31 |
| Aramco Services Company | 4156 |
29 |
| IFP Energies Nouvelles | 3006 |
22 |
| ExxonMobil Research And Engineering Company | 2497 |
21 |
| Uop LLC | 4275 |
21 |
| NGK Insulators, Ltd. | 5205 |
20 |
| BASF (China) Co., Ltd. | 867 |
20 |
| BASF Mobile Emissions Catalysts LLC | 426 |
20 |
| Research Institute of Petroleum Processing, Sinopec | 368 |
19 |
| Universidad Politecnica de Valencia | 556 |
19 |
| BASF Corporation | 1695 |
16 |
| The Regents of the University of California | 20410 |
14 |
| ZS Pharma, Inc. | 53 |
14 |
| Arkema France | 4169 |
13 |
| ExxonMobil Technology and Engineering Company | 1239 |
13 |
| Other owners | 578 |