- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 15/36 - Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion
Patent holdings for IPC class B01D 15/36
Total number of patents in this class: 1793
10-year publication summary
|
166
|
150
|
170
|
159
|
163
|
168
|
152
|
169
|
163
|
91
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dionex Corporation | 339 |
50 |
| Cytiva BioProcess R&D AB | 322 |
44 |
| LiLAC Solutions, Inc. | 68 |
31 |
| Merck Patent GmbH | 5725 |
25 |
| Waters Technologies Corporation | 1795 |
25 |
| Cargill, Incorporated | 2963 |
24 |
| Archer Daniels Midland Company | 1075 |
21 |
| Amgen Inc. | 4425 |
19 |
| Dow Global Technologies LLC | 10930 |
18 |
| Bio-Rad Laboratories, Inc. | 1611 |
18 |
| Uop LLC | 4393 |
16 |
| Hoffmann-La Roche Inc. | 3783 |
15 |
| EMD Millipore Corporation | 631 |
15 |
| Takeda Pharmaceutical Company Limited | 2715 |
15 |
| Genzyme Corporation | 1369 |
14 |
| Rohm and Haas Company | 2946 |
13 |
| Regeneron Pharmaceuticals, Inc. | 4698 |
13 |
| Samyang Corporation | 424 |
13 |
| F. Hoffmann-La Roche AG | 7836 |
12 |
| Genentech, Inc. | 4099 |
12 |
| Other owners | 1380 |