B01D 2265/027
Quick closing means for
Official title: Quick closing means for, e.g. filter heads, caps, maintenance openings
B01D2265/027 (Quick closing means for) appears on 69 US grants and 76 published applications in this corpus.
Search patents in B01D- Granted patents
- 69
- Published applications
- 76
- Assignees
- 53
- Inventors
- 180
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 3 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 11 |
| 2018 | 3 | 1 |
| 2019 | 7 | 4 |
| 2020 | 4 | 6 |
| 2021 | 2 | 9 |
| 2022 | 4 | 9 |
| 2023 | 8 | 9 |
| 2024 | 8 | 8 |
| 2025 | 7 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filter housing of a filter for a fluid and filter17 Mar 2026US 12,576,357 B2Mann+Hummel GmbH
- Air filter6 Jan 2026US 12,515,156 B2Mann+Hummel GmbH
- Cover assembly and power conversion device comprising same30 Dec 2025US 12,508,528 B2Ls Electric Co., Ltd.
- Filter element with closed endcap forming a seal positioned at different axial distances16 Dec 2025US 12,496,546 B2Cummins Filtration Inc.
- Sealing element, annular filter element, oil separator, and method for controlling prevailing pressure in crankcase ventilation system11 Nov 2025US 12,467,537 B2Mann+Hummel GmbH
- Filter element with closed endcap forming a seal positioned at different axial distances12 Feb 2026US 2026/0042047 A1Cummins Filtration Inc.
- Multi-stage filtration system5 Feb 2026US 2026/0034484 A1Cummins Inc.
- Mounting device for filter element and air blower10 Jul 2025US 2025/0222380 A1Atlas Copco (Wuxi) Compressor Co., Ltd.
- Filter elements and assemblies26 Jun 2025US 2025/0205624 A1Donaldson Company, Inc.
- Filter elements, air cleaner assemblies, and methods of use and assembly27 Feb 2025US 2025/0065255 A1Donaldson Company, Inc.
Most cited
By later US patents
- Intake air filter for the internal combustion engine of a motor vehicle115US 5,167,683 AFilterwerk Mann & Hummel GmbH · 1992
- Housing with snap latch closure109US 5,295,602 AGeneral Motors Corporation · 1994
- Suspension gasket seal and system for baghouse filter units88US 4,159,197 ADonaldson Company, Inc. · 1979
- Disposable HEPA filtration device53US 5,259,854 AGPAC, Inc. · 1993
- Prefilter for an air filter of an internal combustion engine41US 5,102,436 A1992