B01D 2201/4015
Bayonet connecting means
B01D2201/4015 (Bayonet connecting means) appears on 419 US grants and 477 published applications in this corpus.
Search patents in B01D- Granted patents
- 419
- Published applications
- 477
- Assignees
- 218
- Inventors
- 789
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 3 |
| 2002 | 6 | 8 |
| 2003 | 4 | 13 |
| 2004 | 8 | 10 |
| 2005 | 7 | 16 |
| 2006 | 7 | 21 |
| 2007 | 10 | 22 |
| 2008 | 7 | 15 |
| 2009 | 6 | 21 |
| 2010 | 8 | 16 |
| 2011 | 15 | 13 |
| 2012 | 16 | 10 |
| 2013 | 12 | 17 |
| 2014 | 10 | 20 |
| 2015 | 10 | 13 |
| 2016 | 13 | 22 |
| 2017 | 11 | 24 |
| 2018 | 20 | 22 |
| 2019 | 23 | 23 |
| 2020 | 19 | 28 |
| 2021 | 17 | 30 |
| 2022 | 32 | 35 |
| 2023 | 27 | 17 |
| 2024 | 22 | 21 |
| 2025 | 24 | 17 |
| 2026 | 9 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air purifier8 Sep 2026US 12,729,867 B2Shenzhen Chenbei Technology Co., Ltd.
- Filter cartridge and filter having same25 Aug 2026US 12,714,954 B2Solventum Intellectual Properties Company
- Pure water systems25 Aug 2026US 12,715,790 B2Unger Marketing International, LLC
- Hand tool and filter apparatus21 Jul 2026US 12,686,026 B2Milwaukee Electric Tool Corporation
- Water purifying filter assembly19 May 2026US 12,629,616 B2Samsung Electronics Co., Ltd.
- Filter assemblies and related filter elements8 Oct 2026US 2026/0306974 A1Donaldson Company, Inc.
- Filter Apparatus17 Sep 2026US 2026/0273443 A1Hydac Filter Systems GmbH
- Air Purifier27 Aug 2026US 2026/0251347 A1Shenzhen Chenbei Technology Co., Ltd.
- Swing filter-linked device and liquid filtration equipment6 Aug 2026US 2026/0225008 A1Benq Corporation
- Water filter and adapter for water filter30 Jul 2026US 2026/0216626 A1LG Electronics Inc.
Most cited
By later US patents
- Stormwater filter assembly483US 8,110,099 B2Contech Stormwater Solutions Inc. · 2012
- Quick-change filter cartridge and head therefor175US 4,735,716 ACuno Corporated · 1988
- Mounting head with safety shut-off valve for replaceable filter cartridge153US 5,486,288 AElkay Manufacturing Company · 1996
- Water filtering system with replaceable cartridge for a refrigerator138US 6,120,685 AMaytag Corporation · 2000
- Quick-change filter cartridge and head therefor130US 4,877,521 ACuno Incorporated · 1989