- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 20/282 - Porous sorbents
Patent holdings for IPC class B01J 20/282
Total number of patents in this class: 208
10-year publication summary
|
10
|
14
|
18
|
19
|
16
|
17
|
22
|
16
|
15
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bio-Rad Laboratories, Inc. | 1619 |
14 |
| Waters Technologies Corporation | 1718 |
13 |
| Hoya Corporation | 2760 |
7 |
| SPF Technologies LLC | 21 |
7 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1335 |
5 |
| Miura Co., Ltd. | 291 |
5 |
| EMD Millipore Corporation | 647 |
4 |
| Brigham Young University | 598 |
4 |
| Hoya Technosurgical Corporation | 26 |
4 |
| LiLAC Solutions, Inc. | 58 |
4 |
| Merck Patent GmbH | 5770 |
3 |
| Nanyang Technological University | 2049 |
3 |
| Merck Sharp & Dohme LLC | 3732 |
3 |
| BASF SE | 21053 |
2 |
| The Regents of the University of California | 20172 |
2 |
| Wyeth LLC | 653 |
2 |
| Konica Minolta, Inc. | 8829 |
2 |
| Dow Global Technologies LLC | 10479 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10964 |
2 |
| Showa Denko K.K. | 2192 |
2 |
| Other owners | 118 |