- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 24/24 - Downward filtration, the container having distribution or collection headers or pervious conduits
Patent holdings for IPC class B01D 24/24
Total number of patents in this class: 70
10-year publication summary
|
8
|
6
|
7
|
6
|
4
|
6
|
2
|
2
|
2
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xylem Water Solutions Zelienople LLC | 79 |
19 |
| Roberts Marketing DE, Inc. | 27 |
9 |
| Parkson Corporation | 122 |
7 |
| Aqseptence Group, Inc. | 88 |
4 |
| de Nora Water Technologies, LLC | 50 |
3 |
| Westech Engineering LLC | 39 |
2 |
| The Board of Trustees of the Leland Stanford Junior University | 6402 |
1 |
| Degremont | 90 |
1 |
| Hydro International plc | 35 |
1 |
| Johnson Screens, Inc. | 40 |
1 |
| Korbi Co., Ltd. | 3 |
1 |
| Liquid Automation Ltd. | 4 |
1 |
| Mycelx Technologies Corporation | 30 |
1 |
| Ovivo Inc. | 158 |
1 |
| RG Delaware, Inc. | 7 |
1 |
| Safe Foods Corporation | 79 |
1 |
| Severn Trent Services Limited | 2 |
1 |
| Severn Trent Water Purification, Inc. | 11 |
1 |
| Ufi Filters S.p.A. | 195 |
1 |
| Veolia Water Solutions & Technologies Support | 533 |
1 |
| Other owners | 12 |