- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 20/00 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
Patent holdings for IPC class B01J 20/00
Total number of patents in this class: 669
10-year publication summary
|
45
|
31
|
28
|
34
|
28
|
21
|
13
|
28
|
11
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1852 |
14 |
| Clariant International Ltd. | 978 |
13 |
| Umicore AG & Co. KG | 867 |
13 |
| ExxonMobil Research And Engineering Company | 2830 |
12 |
| BASF Corporation | 2039 |
12 |
| Uop LLC | 4083 |
11 |
| BASF SE | 19740 |
9 |
| Nissan Motor Co., Ltd. | 12249 |
9 |
| LG Chem, Ltd. | 17205 |
7 |
| Toyota Motor Corporation | 28582 |
7 |
| Cataler Corporation | 533 |
6 |
| The Ohio State University Research Foundation | 581 |
6 |
| SD Lizenzverwertungsgesellschaft mbH & Co. KG | 35 |
6 |
| 3m Innovative Properties Company | 18406 |
5 |
| Ford Global Technologies, LLC | 19702 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
5 |
| Calgon Carbon Corporation | 224 |
5 |
| China Petroleum & Chemical Corporation | 1623 |
5 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
5 |
| Korea Research Institute of Chemical Technology | 1266 |
5 |
| Other owners | 509 |