- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 39/26 - Cation exchangers for chromatographic processes
Patent holdings for IPC class B01J 39/26
Total number of patents in this class: 159
10-year publication summary
|
15
|
21
|
19
|
11
|
11
|
12
|
4
|
5
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dionex Corporation | 326 |
16 |
| Cytiva BioProcess R&D AB | 313 |
10 |
| EMD Millipore Corporation | 639 |
8 |
| Rohm and Haas Company | 2942 |
5 |
| Bio-Rad Laboratories, Inc. | 1615 |
5 |
| Merck Millipore Ltd. | 39 |
5 |
| International N&h Denmark ApS | 369 |
5 |
| Dow Global Technologies LLC | 10699 |
4 |
| Genzyme Corporation | 1317 |
4 |
| Waters Technologies Corporation | 1758 |
4 |
| Hoffmann-La Roche Inc. | 3603 |
3 |
| Asahi Kasei Medical Co., Ltd. | 234 |
3 |
| GE Healthcare Bio-Sciences AB | 526 |
3 |
| JNC Corporation | 1516 |
3 |
| Purolite ( China ) Co., Ltd. | 6 |
3 |
| Exopharm Ltd | 16 |
3 |
| Asahi Kasei Life Science Corporation | 68 |
3 |
| Merck Patent GmbH | 5726 |
2 |
| Board of Regents, The University of Texas System | 6004 |
2 |
| Mitsubishi Chemical Corporation | 4662 |
2 |
| Other owners | 66 |