- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 33/39 - Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially
Patent holdings for IPC class B01D 33/39
Total number of patents in this class: 17
10-year publication summary
|
4
|
0
|
3
|
1
|
1
|
0
|
2
|
0
|
0
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evoqua Water Technologies LLC | 924 |
3 |
| Vorsana, Inc. | 26 |
2 |
| Filter Art LTD. | 6 |
2 |
| France Membranes Technologies - FMT | 4 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10978 |
1 |
| Ant Corporation | 4 |
1 |
| Cummins Filtration IP, Inc. | 775 |
1 |
| Huber SE | 101 |
1 |
| Purfil ApS | 1 |
1 |
| Reinhold Wesselmann GmbH | 2 |
1 |
| Syncrude Canada Ltd. in Trust for The Owners of The Syncrude Project, AS such Owners Exist NOW and in The Future | 51 |
1 |
| Tianhua Institute of Chemical Machinery and Automation Co., Ltd. | 38 |
1 |
| Other owners | 0 |