B01D 2201/64
Filters having floating elements
B01D2201/64 (Filters having floating elements) appears on 30 US grants and 40 published applications in this corpus.
Search patents in B01D- Granted patents
- 30
- Published applications
- 40
- Assignees
- 21
- Inventors
- 63
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 4 | 3 |
| 2019 | 1 | 1 |
| 2020 | 4 | 6 |
| 2021 | 4 | 5 |
| 2022 | 3 | 6 |
| 2023 | 2 | 1 |
| 2024 | 3 | 6 |
| 2025 | 3 | 0 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Floating liquid intake31 Mar 2026US 12,589,335 B2Turret IP Pty Ltd
- Devices and methods for moving, removing and/or installing one or more components of a treatment unit9 Dec 2025US 12,491,454 B2Roberts Marketing DE, Inc.
- Method for cleaning electrophoretic coating baths, and device therefor17 Jun 2025US 12,331,419 B2BASF Coatings GmbH
- Filter cartridge for a liquid such as fuel, the upper end plate of which including an automatic degassing valve25 Mar 2025US 12,257,535 B2Volvo Truck Corporation
- Filter cartridge, filter assembly, and methods10 Dec 2024US 12,161,956 B2Donaldson Company, Inc.
- Water Skimmer Having a Variable Flow Control Device28 May 2026US 2026/0145969 A1J.W. Faircloth & Son, Inc.
- Devices and methods for moving, removing and/or installing one or more components of a treatment unit5 Mar 2026US 2026/0061345 A1Roberts Marketing DE, Inc.
- Methods and apparatus for spin down filter with electromagnetic fields19 Feb 2026US 2026/0048349 A1
- Mikvah sanitation devices15 Jan 2026US 2026/0014500 A1MikvaTech Pool Purity Ltd
- Systems and methods for in-line filtering of debris in swimming pools and spas26 Dec 2024US 2024/0424433 A1Zodiac Pool Systems LLC
Most cited
By later US patents
- Pool filtering system24US 3,969,248 AThe Whitmer Company · 1976
- Grate and water recovery system21US 4,349,436 A1982
- Site drainer17US 8,636,898 B22014
- Site drainer15US 9,605,688 B2Site Drainer, LLC · 2017
- Fuel heater and fuel contamination detecting apparatus12US 4,580,542 AAisin Seiki Kabushiki Kaisha · 1986