- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 24/20 - Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
Patent holdings for IPC class B01D 24/20
Total number of patents in this class: 49
10-year publication summary
|
3
|
7
|
7
|
4
|
6
|
5
|
0
|
7
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roberts Marketing DE, Inc. | 28 |
9 |
| Industrial TurnAround Corporation, AKA ITAC | 7 |
3 |
| Patel, Dipen M | 5 |
3 |
| Patel, Rupal D | 5 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3394 |
2 |
| Aqseptence Group, Inc. | 79 |
2 |
| Asama Coldwater Manufacturing Inc. | 3 |
2 |
| de Nora Water Technologies, LLC | 49 |
2 |
| Doppstadt Familienholding GmbH | 56 |
2 |
| Trajan Scientific Australia Pty Ltd | 37 |
2 |
| Caterpillar Inc. | 10280 |
1 |
| Siemens Energy, Inc. | 1686 |
1 |
| Arkema Inc. | 1060 |
1 |
| Clearly Filtered, Inc. | 8 |
1 |
| Coastline Global, Inc. | 16 |
1 |
| Continuum Dynamics, Inc. | 16 |
1 |
| Conwed Plastics Acquisition Company V LLC | 2 |
1 |
| Geostorage Corp. | 5 |
1 |
| I.d.e. Technologies Ltd. | 38 |
1 |
| Kuraray Co., Ltd. | 3601 |
1 |
| Other owners | 9 |