- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 20/18 - Synthetic zeolitic molecular sieves
Patent holdings for IPC class B01J 20/18
Total number of patents in this class: 1599
10-year publication summary
|
129
|
114
|
129
|
132
|
106
|
91
|
116
|
100
|
86
|
99
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4169 |
69 |
| Uop LLC | 4256 |
52 |
| Chevron U.S.A. Inc. | 4014 |
47 |
| Praxair Technology, Inc. | 1273 |
44 |
| IFP Energies Nouvelles | 2974 |
41 |
| Tosoh Corporation | 1334 |
38 |
| ExxonMobil Research And Engineering Company | 2539 |
36 |
| Asahi Kasei Kabushiki Kaisha | 2715 |
30 |
| China Petroleum & Chemical Corporation | 1942 |
26 |
| Mitsui Mining & Smelting Co., Ltd. | 1508 |
26 |
| Johnson Matthey Public Limited Company | 1779 |
25 |
| BASF Corporation | 1713 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
19 |
| NGK Insulators, Ltd. | 5137 |
17 |
| ExxonMobil Upstream Research Company | 2380 |
17 |
| ExxonMobil Technology and Engineering Company | 1154 |
17 |
| Ceca S.A. | 45 |
15 |
| BASF SE | 21072 |
14 |
| Korea University Research and Business Foundation | 3074 |
14 |
| ExxonMobil Chemical Patents Inc. | 3949 |
13 |
| Other owners | 1016 |