- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 15/18 - Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to flow patterns
Patent holdings for IPC class B01D 15/18
Total number of patents in this class: 1038
10-year publication summary
|
54
|
79
|
84
|
98
|
127
|
127
|
98
|
96
|
99
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IFP Energies Nouvelles | 2717 |
46 |
| Cytiva BioProcess R&D AB | 287 |
38 |
| Waters Technologies Corporation | 1654 |
31 |
| Genzyme Corporation | 1205 |
30 |
| Cytiva Sweden AB | 741 |
28 |
| BASF Pharma (Callanish) Limited | 32 |
26 |
| Uop LLC | 4083 |
24 |
| GE Healthcare Bio-Sciences AB | 570 |
19 |
| Archer Daniels Midland Company | 1164 |
18 |
| ExxonMobil Chemical Patents Inc. | 4286 |
16 |
| ChromaCon AG | 35 |
16 |
| Regeneron Pharmaceuticals, Inc. | 3650 |
16 |
| Novasep Process | 31 |
15 |
| Novasep Process Solutions | 30 |
15 |
| Agilent Technologies, Inc. | 2744 |
12 |
| Arkema France | 3790 |
12 |
| Samyang Corporation | 368 |
11 |
| Georgia Tech Research Corporation | 2453 |
9 |
| Orochem Technologies, Inc. | 29 |
9 |
| Tosoh Bioscience LLC | 38 |
9 |
| Other owners | 638 |