- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 46/70 - Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
Patent holdings for IPC class B01D 46/70
Total number of patents in this class: 31
10-year publication summary
|
0
|
0
|
0
|
3
|
3
|
11
|
2
|
5
|
2
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Donaldson Company, Inc. | 1600 |
4 |
| Astrin Biosciences, Inc. | 35 |
3 |
| Deere & Company | 7605 |
2 |
| InnovaPrep LLC | 64 |
2 |
| LG Electronics Inc. | 73021 |
1 |
| GM Global Technology Operations LLC | 15042 |
1 |
| Applied Materials, Inc. | 18621 |
1 |
| Black & Decker, Inc. | 2409 |
1 |
| AGCO International GmbH | 605 |
1 |
| Bulk Tank, Inc. | 49 |
1 |
| Drm, Dr. Muller AG | 30 |
1 |
| Flowserve Management Company | 195 |
1 |
| Fuji Filter Manufacturing Co., Ltd. | 54 |
1 |
| Gebr. Becker GmbH | 54 |
1 |
| Oceaneering International, Inc. | 424 |
1 |
| Tallano Technologie | 66 |
1 |
| Vorwerk & Co. Interholding GmbH | 462 |
1 |
| HYDAC Fluidcarecenter GmbH | 25 |
1 |
| Koki Holdings Co.,Ltd | 889 |
1 |
| FLOWSERVE SIHI HOLDING GmbH | 2 |
1 |
| Other owners | 4 |