- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 15/42 - Selective adsorption, e.g. chromatography characterised by the development mode, e.g. by displacement or by elution
Patent holdings for IPC class B01D 15/42
Total number of patents in this class: 377
10-year publication summary
26
|
42
|
49
|
36
|
36
|
40
|
52
|
60
|
56
|
15
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Waters Technologies Corporation | 1654 |
13 |
Shimadzu Corporation | 5791 |
9 |
Bio-Rad Laboratories, Inc. | 1592 |
9 |
Genzyme Corporation | 1205 |
9 |
Takeda Pharmaceutical Company Limited | 2961 |
7 |
BASF Pharma (Callanish) Limited | 32 |
6 |
Regeneron Pharmaceuticals, Inc. | 3650 |
6 |
Sachem, Inc. | 74 |
6 |
Genentech, Inc. | 3742 |
5 |
Bausch Health Ireland Limited | 751 |
5 |
Purdue Research Foundation | 3277 |
4 |
Lipoxen Technologies Limited | 65 |
4 |
CMC Biologics A/S | 16 |
4 |
Cytiva Sweden AB | 741 |
4 |
Novasep Process Solutions | 30 |
4 |
Hoffmann-La Roche Inc. | 3060 |
3 |
Glaxosmithkline Intellectual Property Development Limited | 723 |
3 |
Daikin Industries, Ltd. | 9495 |
3 |
Battelle Energy Alliance, LLC | 569 |
3 |
Asklepios Biopharmaceutical, Inc. | 109 |
3 |
Other owners | 267 |