- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 15/08 - Selective adsorption, e.g. chromatography
Patent holdings for IPC class B01D 15/08
Total number of patents in this class: 1544
10-year publication summary
|
121
|
94
|
110
|
103
|
90
|
89
|
81
|
69
|
72
|
21
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Waters Technologies Corporation | 1654 |
82 |
| Agilent Technologies, Inc. | 2744 |
38 |
| Cytiva Sweden AB | 741 |
38 |
| Dionex Corporation | 320 |
29 |
| Shimadzu Corporation | 5791 |
25 |
| EMD Millipore Corporation | 657 |
24 |
| Bio-Rad Laboratories, Inc. | 1592 |
19 |
| Uop LLC | 4083 |
18 |
| GE Healthcare Bio-Sciences AB | 570 |
18 |
| Waters Investments Limited | 75 |
18 |
| Cytiva BioProcess R&D AB | 287 |
15 |
| Mozarc Medical US LLC | 323 |
15 |
| Merck Patent GmbH | 5909 |
11 |
| Purdue Research Foundation | 3277 |
9 |
| Johnson Matthey Public Limited Company | 1852 |
9 |
| Kaneka Corporation | 4445 |
8 |
| The Regents of the University of California | 18943 |
7 |
| Amgen Inc. | 3779 |
7 |
| Northwestern University | 3112 |
7 |
| E. & J. Gallo Winery | 1852 |
7 |
| Other owners | 1140 |