- All sections
- B - Performing operationstransporting
- 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: 256
10-year publication summary
|
24
|
14
|
20
|
19
|
16
|
22
|
27
|
25
|
17
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Waters Technologies Corporation | 1795 |
20 |
| Agilent Technologies, Inc. | 2637 |
8 |
| Merck Patent GmbH | 5725 |
6 |
| Johnson Matthey Public Limited Company | 1767 |
6 |
| UPM-Kymmene Corporation | 993 |
5 |
| Schlumberger Canada Limited | 7606 |
4 |
| Vulcan Energie Ressourcen GmbH | 11 |
4 |
| Rare Earth Technologies, Inc. | 5 |
4 |
| Schlumberger Technology Corporation | 11798 |
3 |
| Schlumberger Technology B.v. | 5298 |
3 |
| Dow Global Technologies LLC | 10930 |
3 |
| Purdue Research Foundation | 3913 |
3 |
| Bio-Rad Laboratories, Inc. | 1611 |
3 |
| Gambro Lundia AB | 1385 |
3 |
| IFP Energies Nouvelles | 3095 |
3 |
| JNC Corporation | 1548 |
3 |
| Orochem Technologies, Inc. | 28 |
3 |
| Services Petroliers Schlumberger | 6024 |
3 |
| Kultevat, Inc. | 10 |
3 |
| Cytiva BioProcess R&D AB | 322 |
3 |
| Other owners | 163 |