A24D 3/0287
For composite filters
Official title: {for composite filters}
A24D3/0287 (For composite filters) appears on 135 US grants and 187 published applications in this corpus.
Search patents in A24D- Granted patents
- 135
- Published applications
- 187
- Assignees
- 42
- Inventors
- 326
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 0 |
| 2004 | 1 | 8 |
| 2005 | 1 | 4 |
| 2006 | 2 | 10 |
| 2007 | 2 | 5 |
| 2008 | 1 | 4 |
| 2009 | 3 | 6 |
| 2010 | 3 | 6 |
| 2011 | 3 | 7 |
| 2012 | 7 | 12 |
| 2013 | 12 | 8 |
| 2014 | 4 | 11 |
| 2015 | 9 | 12 |
| 2016 | 6 | 12 |
| 2017 | 5 | 10 |
| 2018 | 10 | 4 |
| 2019 | 10 | 11 |
| 2020 | 8 | 6 |
| 2021 | 3 | 9 |
| 2022 | 8 | 6 |
| 2023 | 3 | 13 |
| 2024 | 7 | 7 |
| 2025 | 6 | 9 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Article for use in an aerosol provision system18 Aug 2026US 12,708,138 B2Nicoventures Trading Limited
- Filter for smoking or vaping article comprising a two-layer material11 Aug 2026US 12,702,158 B2SWM Holdings US, LLC
- Device for filtering smoke17 Mar 2026US 12,575,600 B2
- Compound horizontal filter assembly machine and process24 Feb 2026US 12,557,837 B2Philip Morris USA Inc.
- Aerosol generating article, thread filter, and cooling article including thread filter6 Jan 2026US 12,514,283 B2Kt&G Corporation
- Positioning of segments for aerosol-generating articles with a positioning wheel having adjustable receiving positions27 Aug 2026US 2026/0248171 A1Philip Morris Products S. A.
- Compound horizontal filter assembly machine and process2 Jul 2026US 2026/0182626 A1Philip Morris USA Inc.
- Device for fluid flow management and filtration14 May 2026US 2026/0130414 A1
- Conveying and forming method and apparatus for forming a stream of tobacco industry segments30 Apr 2026US 2026/0114499 A1INTERNATIONAL TOBACCO MACHINERY POLAND Sp.z.o.o.
- Smoking article filter including solid flavoring agent and method of manufacturing the same25 Dec 2025US 2025/0386858 A1Kt&G Corporation
Most cited
By later US patents
- Method and apparatus for incorporating objects into cigarette filters103US 7,115,085 B2R. J. Reynolds Tobacco Company · 2006
- Cigarettes and filter subassemblies with squeezable flavor capsule and methods of manufacture98US 7,878,962 B2Philip Morris USA Inc. · 2011
- Equipment for insertion of objects into smoking articles68US 7,479,098 B2R. J. Reynolds Tobacco Company · 2009
- Smoking article with single piece restrictor and chamber38US 8,424,539 B2Philip Morris USA Inc. · 2013
- Method and apparatus for incorporating objects into cigarette filters28US 7,833,146 B2R. J. Reynolds Tobacco Company · 2010