- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 20/18 - Synthetic zeolitic molecular sieves
Patent holdings for IPC class B01J 20/18
Total number of patents in this class: 1450
10-year publication summary
|
125
|
139
|
119
|
142
|
137
|
111
|
92
|
117
|
100
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 3790 |
66 |
| IFP Energies Nouvelles | 2717 |
53 |
| Uop LLC | 4083 |
50 |
| Chevron U.S.A. Inc. | 3774 |
47 |
| Praxair Technology, Inc. | 1367 |
44 |
| ExxonMobil Research And Engineering Company | 2830 |
39 |
| Tosoh Corporation | 1127 |
33 |
| Johnson Matthey Public Limited Company | 1852 |
29 |
| BASF Corporation | 2039 |
26 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
25 |
| China Petroleum & Chemical Corporation | 1623 |
23 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
19 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
18 |
| ExxonMobil Upstream Research Company | 2525 |
17 |
| NGK Insulators, Ltd. | 4589 |
15 |
| Ceca S.A. | 51 |
15 |
| BASF SE | 19740 |
14 |
| ExxonMobil Chemical Patents Inc. | 4286 |
13 |
| Korea University Research and Business Foundation | 2561 |
13 |
| Research Institute of Petroleum Processing, Sinopec | 387 |
11 |
| Other owners | 880 |