- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 15/12 - Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the preparation of the feed
Patent holdings for IPC class B01D 15/12
Total number of patents in this class: 253
10-year publication summary
|
21
|
26
|
24
|
15
|
28
|
22
|
27
|
17
|
16
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Waters Technologies Corporation | 1800 |
14 |
| EMD Millipore Corporation | 634 |
12 |
| Agilent Technologies, Inc. | 2639 |
10 |
| Sartorius Stedim Biotech GmbH | 886 |
8 |
| Cytiva Sweden AB | 796 |
8 |
| Iliad IP Company, LLC | 44 |
7 |
| UPM-Kymmene Corporation | 1007 |
6 |
| Gerstel Systemtechnik GmbH & Co. KG | 8 |
5 |
| The Texas a & M University System | 1927 |
5 |
| Takeda Pharmaceutical Company Limited | 2700 |
4 |
| PhyNexus, Inc. | 33 |
4 |
| United Therapeutics Corporation | 334 |
4 |
| Shimadzu Corporation | 6372 |
3 |
| Asahi Kasei Kabushiki Kaisha | 2860 |
3 |
| Cargill, Incorporated | 2978 |
3 |
| Cell Signaling Technology, Inc. | 149 |
3 |
| Dionex Corporation | 339 |
3 |
| GE Healthcare Bio-Sciences AB | 506 |
3 |
| Pentracor GmbH | 18 |
3 |
| AstraZeneca UK Limited | 510 |
2 |
| Other owners | 143 |