B01D 2265/04
Permanent measures for connecting different parts of the filter
Official title: Permanent measures for connecting different parts of the filter, e.g. welding, glueing or moulding
B01D2265/04 (Permanent measures for connecting different parts of the filter) appears on 367 US grants and 353 published applications in this corpus.
Search patents in B01D- Granted patents
- 367
- Published applications
- 353
- Assignees
- 205
- Inventors
- 883
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 18 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 6 |
| 2002 | 9 | 2 |
| 2003 | 9 | 6 |
| 2004 | 7 | 12 |
| 2005 | 6 | 12 |
| 2006 | 7 | 9 |
| 2007 | 3 | 11 |
| 2008 | 6 | 12 |
| 2009 | 2 | 17 |
| 2010 | 7 | 13 |
| 2011 | 11 | 11 |
| 2012 | 11 | 9 |
| 2013 | 10 | 11 |
| 2014 | 10 | 9 |
| 2015 | 9 | 5 |
| 2016 | 4 | 9 |
| 2017 | 9 | 29 |
| 2018 | 6 | 17 |
| 2019 | 18 | 14 |
| 2020 | 20 | 15 |
| 2021 | 14 | 27 |
| 2022 | 14 | 24 |
| 2023 | 15 | 14 |
| 2024 | 15 | 32 |
| 2025 | 20 | 15 |
| 2026 | 7 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adapter element and retaining device for an air/oil separator of a vacuum pump22 Sep 2026US 12,741,244 B2Busch Produktions GmbH
- Embedding variable slit width embossed filter media packs15 Sep 2026US 12,734,471 B2Baldwin Filters, Inc.
- Reactive adhesives for filtration applications28 Jul 2026US 12,691,398 B2Zephyros, Inc.
- Secondary element and filter system24 Mar 2026US 12,582,930 B2Mann+Hummel GmbH
- Filter element configurations24 Feb 2026US 12,558,639 B2Donaldson Company, Inc.
- Embedded pleat face stabilizing structure for deep pleated embossed heavy duty panel air media packs and/or end cap catch feature8 Oct 2026US 2026/0306985 A1Baldwin Filters, Inc.
- Method of manufacturing a filter unit for an air purifying respirator and such a filter unit27 Aug 2026US 2026/0249530 A1Tiki Safety AB
- Fog collector that can reduce the gravitational loss of captured water, with facilitated transport in a folded or rolled state13 Aug 2026US 2026/0234913 A1Desmontables S.A.
- Filter element for filtering a gaseous fluid6 Aug 2026US 2026/0225022 A1Mann+Hummel GmbH
- Multi-lofted filter2 Jul 2026US 2026/0183691 A1
Most cited
By later US patents
- Radially sealed air filters229US 5,487,767 ADana Corporation · 1996
- Method of sealing, housing and constructing honeycomb filters180US 6,743,317 B22004
- Full flow filter165US 6,391,076 B1Nelson Industries, Inc. · 2002
- Air filters including filters configured for both radial and axial sealing150US 5,415,677 ADana Corporation · 1995
- High flow capacity filter139US 6,261,334 B1Nelson Industries, Inc. · 2001