B01D 2201/34
Seals or gaskets for filtering elements
B01D2201/34 (Seals or gaskets for filtering elements) appears on 1,088 US grants and 1,058 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,088
- Published applications
- 1,058
- Assignees
- 478
- Inventors
- 1,855
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 9 | 0 |
| 1980 | 10 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 13 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 14 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 11 | 0 |
| 1995 | 22 | 0 |
| 1996 | 16 | 0 |
| 1997 | 20 | 0 |
| 1998 | 17 | 0 |
| 1999 | 24 | 0 |
| 2000 | 28 | 0 |
| 2001 | 33 | 8 |
| 2002 | 34 | 34 |
| 2003 | 38 | 66 |
| 2004 | 35 | 26 |
| 2005 | 25 | 35 |
| 2006 | 28 | 16 |
| 2007 | 16 | 25 |
| 2008 | 13 | 22 |
| 2009 | 9 | 22 |
| 2010 | 12 | 35 |
| 2011 | 18 | 26 |
| 2012 | 33 | 29 |
| 2013 | 29 | 36 |
| 2014 | 16 | 30 |
| 2015 | 24 | 27 |
| 2016 | 21 | 41 |
| 2017 | 27 | 48 |
| 2018 | 32 | 55 |
| 2019 | 45 | 51 |
| 2020 | 57 | 77 |
| 2021 | 41 | 68 |
| 2022 | 61 | 71 |
| 2023 | 55 | 54 |
| 2024 | 54 | 64 |
| 2025 | 48 | 51 |
| 2026 | 26 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bouncing drainer15 Sep 2026US 12,735,879 B2Xiamen Aomute Technology Co., Ltd
- Elastomeric sealing spring gasket for a filter assembly14 Jul 2026US 12,678,720 B2Atmus Filtration Inc.
- Liquid filter and filter element14 Jul 2026US 12,678,721 B2Mann+Hummel GmbH
- Hybrid filter element apparatus7 Jul 2026US 12,673,280 B2
- Filter cartridge retention feature23 Jun 2026US 12,661,606 B2Atmus Filtration Inc.
- Water filter priming pump8 Oct 2026US 2026/0306973 A1
- Filter arrangements for liquids and methods of use1 Oct 2026US 2026/0295475 A1Donaldson Company, Inc.
- Filtration apparatus and method of controlling filtration apparatus1 Oct 2026US 2026/0295479 A1Renasys AS
- Filter element endplate oriented on head in filter24 Sep 2026US 2026/0284559 A1Atmus Filtration Inc.
- Water filtration assembly and method for assembly24 Sep 2026US 2026/0284561 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Fluid filter system524US 8,272,516 B2Advanced Filtration Systems Inc. · 2012
- Disposable vacuum filtration apparatus capable of detecting microorganisms and particulates in liquid samples489US 6,913,152 B22005
- Filter element incorporating a handle member390US 6,235,195 B1Donaldson Company, Inc. · 2001
- Inductively powered lamp assembly370US 6,731,071 B2Access Business Group International LLC · 2004
- Inductively powered lamp assembly317US 6,917,163 B2Access Business Group International LLC · 2005