- All sections
- B - Performing operationstransporting
- 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: 1221
10-year publication summary
|
84
|
98
|
129
|
127
|
99
|
103
|
107
|
83
|
87
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IFP Energies Nouvelles | 3095 |
55 |
| Cytiva BioProcess R&D AB | 324 |
42 |
| Waters Technologies Corporation | 1792 |
34 |
| Cytiva Sweden AB | 789 |
34 |
| Genzyme Corporation | 1367 |
33 |
| BASF Pharma (Callanish) Limited | 32 |
26 |
| Uop LLC | 4393 |
24 |
| ChromaCon AG | 41 |
19 |
| Regeneron Pharmaceuticals, Inc. | 4727 |
19 |
| Archer Daniels Midland Company | 1077 |
18 |
| GE Healthcare Bio-Sciences AB | 508 |
18 |
| Agilent Technologies, Inc. | 2638 |
16 |
| Arkema France | 4242 |
16 |
| ExxonMobil Chemical Patents Inc. | 3776 |
15 |
| Novasep Process | 27 |
13 |
| Samyang Corporation | 426 |
11 |
| Shimadzu Corporation | 6347 |
10 |
| Schlumberger Canada Limited | 7601 |
9 |
| Georgia Tech Research Corporation | 2950 |
9 |
| Orochem Technologies, Inc. | 28 |
9 |
| Other owners | 791 |