- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 41/00 - Anion exchangeUse of material as anion exchangersTreatment of material for improving the anion exchange properties
Patent holdings for IPC class B01J 41/00
Total number of patents in this class: 71
10-year publication summary
|
2
|
9
|
6
|
6
|
4
|
2
|
4
|
2
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Trustees of the University of Pennsylvania | 4308 |
4 |
| Drexel University | 984 |
4 |
| Out and Out Chemistry SPRL | 17 |
3 |
| West Invest SA | 32 |
3 |
| Rohm and Haas Company | 2906 |
2 |
| Dow Global Technologies LLC | 10354 |
2 |
| Commonwealth Scientific and Industrial Research Organisation | 1643 |
2 |
| MECS, Inc. | 75 |
2 |
| Arvind Envisol Limited | 4 |
2 |
| Claros Technologies Inc. | 34 |
2 |
| Samsung Electronics Co., Ltd. | 144143 |
1 |
| BASF SE | 20777 |
1 |
| Merck Patent GmbH | 5850 |
1 |
| Bayer Schering Pharma AG | 400 |
1 |
| Robert Bosch GmbH | 42450 |
1 |
| GM Global Technology Operations LLC | 14879 |
1 |
| Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd. | 153 |
1 |
| Nitto Denko Corporation | 8182 |
1 |
| The Regents of the University of Michigan | 4670 |
1 |
| Tsinghua University | 5840 |
1 |
| Other owners | 35 |