- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 24/40 - Feed or discharge devices for feeding
Patent holdings for IPC class B01D 24/40
Total number of patents in this class: 71
10-year publication summary
|
5
|
9
|
8
|
11
|
8
|
6
|
10
|
5
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Advanced Drainage Systems, Inc. | 325 |
9 |
| Doosan Heavy Industries & Construction Co., Ltd. | 582 |
4 |
| Conopco, Inc. | 4840 |
3 |
| Fresenius Medical Care Holdings, Inc. | 1405 |
3 |
| Unilever PLC | 3302 |
2 |
| Unilever N.V. | 3198 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 29973 |
2 |
| Arizona Board of Regents on behalf of Arizona State University | 2484 |
2 |
| DS Services of America, Inc. | 269 |
2 |
| Exterran Water Solutions ULC | 55 |
2 |
| Takagi Co., Ltd. | 56 |
2 |
| Kotobuki Holdings Co., Ltd. | 12 |
2 |
| Sumitomo Electric Industries, Ltd. | 15046 |
1 |
| 3P Technik Filtersysteme GmbH | 13 |
1 |
| Bestway Inflatables & Material Corp. | 389 |
1 |
| Continuum Dynamics, Inc. | 14 |
1 |
| EcoWater Systems LLC | 138 |
1 |
| Electrophor, Inc. | 48 |
1 |
| Franklin Electric Co., Inc. | 216 |
1 |
| Green Things LLC, DBA Kishu Charcoal | 3 |
1 |
| Other owners | 28 |