- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 15/40 - Selective adsorption, e.g. chromatography characterised by the separation mechanism using supercritical fluid as mobile phase or eluent
Patent holdings for IPC class B01D 15/40
Total number of patents in this class: 198
10-year publication summary
|
27
|
21
|
24
|
45
|
29
|
24
|
16
|
8
|
9
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Waters Technologies Corporation | 1654 |
78 |
| Shimadzu Corporation | 5791 |
18 |
| Agilent Technologies, Inc. | 2744 |
10 |
| Daicel Corporation | 2128 |
9 |
| Supercritical Fluid Technologies, Inc. | 16 |
8 |
| Genentech, Inc. | 3742 |
4 |
| Cornell University | 3036 |
4 |
| Jamco Corporation | 166 |
4 |
| Novasep Process | 31 |
4 |
| Konica Minolta, Inc. | 8349 |
3 |
| K.d. Pharma Bexbach GmbH | 30 |
3 |
| PIC Solution | 9 |
3 |
| Separative | 10 |
3 |
| F. Hoffmann-La Roche AG | 7958 |
2 |
| Massachusetts Institute of Technology | 9795 |
2 |
| Soluciones Extractivas Alimentarias, S.L. | 5 |
2 |
| Terrapower, LLC | 315 |
2 |
| Sartorius Chromatography Equipment | 31 |
2 |
| Bridge Farm Nurseries Limited | 2 |
2 |
| The Regents of the University of California | 18943 |
1 |
| Other owners | 34 |