- All sections
- B - Performing operations; transporting
- 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: 221
10-year publication summary
|
26
|
21
|
26
|
23
|
15
|
27
|
21
|
23
|
16
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Waters Technologies Corporation | 1674 |
13 |
| EMD Millipore Corporation | 652 |
11 |
| Agilent Technologies, Inc. | 2674 |
8 |
| Cytiva Sweden AB | 751 |
8 |
| Sartorius Stedim Biotech GmbH | 804 |
7 |
| Gerstel Systemtechnik GmbH & Co. KG | 9 |
5 |
| The Texas a & M University System | 1596 |
5 |
| GE Healthcare Bio-Sciences AB | 555 |
4 |
| Iliad IP Company, LLC | 22 |
4 |
| Takeda Pharmaceutical Company Limited | 2945 |
3 |
| Asahi Kasei Kabushiki Kaisha | 2566 |
3 |
| Cargill, Incorporated | 2896 |
3 |
| Cell Signaling Technology, Inc. | 183 |
3 |
| Dionex Corporation | 329 |
3 |
| Pentracor GmbH | 23 |
3 |
| United Therapeutics Corporation | 290 |
3 |
| UPM-Kymmene Corporation | 912 |
3 |
| AstraZeneca UK Limited | 701 |
2 |
| Board of Regents, The University of Texas System | 5613 |
2 |
| Shimadzu Corporation | 6010 |
2 |
| Other owners | 126 |