B01D 24/4876
In which the filtering elements are moved between filtering operations
Official title: {in which the filtering elements are moved between filtering operations; particular measures for removing or replacing the filtering elements (B01D24/46, B01D24/4807 take precedence)}
B01D24/4876 (In which the filtering elements are moved between filtering operations) appears on 24 US grants and 11 published applications in this corpus.
Search patents in B01D- Granted patents
- 24
- Published applications
- 11
- Assignees
- 14
- Inventors
- 51
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for emptying water treatment vessels27 Jan 2026US 12,533,610 B2
- Vessel screen retaining system and method6 May 2025US 12,290,094 B2Philip Morris USA Inc.
- Vessel screen retaining system and method5 Mar 2024US 11,918,030 B2Philip Morris USA Inc.
- Lightweight fibrous media (LFM) filter21 Feb 2023US 11,583,788 B1
- Vessel screen retaining system and method29 Mar 2022US 11,284,642 B2Philip Morris USA Inc.
- Feedback controlled gas lift conveyance of slurry13 Nov 2025US 2025/0347297 A1
- Vessel screen retaining system and method7 Aug 2025US 2025/0248438 A1Philip Morris USA Inc.
- Filter, water filter, and above-ground pool9 Jan 2025US 2025/0010222 A1
- Tiltable filter canister14 Nov 2024US 2024/0375027 A1Pitco Frialator, Inc.
- Device and Method for Emptying Water Treatment Vessels19 Sep 2024US 2024/0307798 A1
Most cited
By later US patents
- Storm water filtration system for use with conventional storm water collection sewers78US 5,133,619 A1992
- Rechargeable filter assembly50US 5,015,375 AMCF Systems, Inc. · 1991
- Distributor for filters46US 4,753,726 AEssef Corporation · 1988
- High speed upward flow filtration apparatus36US 5,248,415 AMitsuimiikekakouki Kabushiki Kaisha · 1993
- Filter element for a gravity-flow water filter28US 5,322,625 A1994