- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 15/26 - Selective adsorption, e.g. chromatography characterised by the separation mechanism
Patent holdings for IPC class B01D 15/26
Total number of patents in this class: 208
10-year publication summary
|
27
|
28
|
24
|
14
|
20
|
19
|
15
|
21
|
21
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Waters Technologies Corporation | 1654 |
19 |
| Agilent Technologies, Inc. | 2744 |
6 |
| Merck Patent GmbH | 5909 |
5 |
| Cytiva BioProcess R&D AB | 287 |
5 |
| Bio-Rad Laboratories, Inc. | 1592 |
4 |
| Dow Global Technologies LLC | 10147 |
3 |
| Biotage AB | 88 |
3 |
| Gambro Lundia AB | 1383 |
3 |
| IFP Energies Nouvelles | 2717 |
3 |
| Johnson Matthey Public Limited Company | 1852 |
3 |
| Orochem Technologies, Inc. | 29 |
3 |
| Kultevat, Inc. | 12 |
3 |
| Western Research Institute, Inc. | 22 |
3 |
| Battelle Savannah River Alliance, LLC | 192 |
3 |
| F. Hoffmann-La Roche AG | 7958 |
2 |
| International Business Machines Corporation | 60644 |
2 |
| Genentech, Inc. | 3742 |
2 |
| EMD Millipore Corporation | 657 |
2 |
| ExxonMobil Chemical Patents Inc. | 4286 |
2 |
| DSM IP Assets B.V. | 5856 |
2 |
| Other owners | 130 |