- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 21/26 - Separation of sediment aided by centrifugal force
Patent holdings for IPC class B01D 21/26
Total number of patents in this class: 1657
10-year publication summary
|
113
|
111
|
159
|
126
|
170
|
161
|
121
|
89
|
103
|
99
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fenwal, Inc. | 680 |
23 |
| Qwtip LLC | 65 |
21 |
| Terumo BCT, Inc. | 460 |
20 |
| The Regents of the University of California | 20303 |
19 |
| Becton, Dickinson and Company | 7440 |
19 |
| Adey Holdings (2008) Limited | 326 |
18 |
| Biomet, Inc. | 128 |
16 |
| Biomet Manufacturing, LLC | 1017 |
16 |
| Smith & Loveless, Inc. | 112 |
16 |
| ZB Manufacturing, LLC | 112 |
16 |
| Precision Planting LLC | 1148 |
15 |
| Recover Energy Services Inc. | 51 |
15 |
| Beckman Coulter, Inc. | 1295 |
14 |
| RareCyte, Inc. | 153 |
13 |
| Miltenyi Biotec B.V. & Co. KG | 372 |
13 |
| Halliburton Energy Services, Inc. | 21090 |
12 |
| Northwestern University | 3457 |
12 |
| DSM IP Assets B.V. | 5561 |
11 |
| Biomet Biologics, LLC | 77 |
11 |
| ICM, Inc. | 78 |
11 |
| Other owners | 1346 |