A24D 3/043
With ventilation means
Official title: {with ventilation means, e.g. air dilution (A24D3/041 takes precedence)}
A24D3/043 (With ventilation means) appears on 222 US grants and 202 published applications in this corpus.
Search patents in A24D- Granted patents
- 222
- Published applications
- 202
- Assignees
- 67
- Inventors
- 497
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 11 | 0 |
| 1985 | 17 | 0 |
| 1986 | 15 | 0 |
| 1987 | 15 | 0 |
| 1988 | 10 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 7 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 6 |
| 2006 | 0 | 2 |
| 2007 | 3 | 4 |
| 2008 | 0 | 6 |
| 2009 | 0 | 2 |
| 2010 | 5 | 2 |
| 2011 | 4 | 6 |
| 2012 | 3 | 5 |
| 2013 | 4 | 2 |
| 2014 | 3 | 10 |
| 2015 | 7 | 18 |
| 2016 | 2 | 5 |
| 2017 | 8 | 7 |
| 2018 | 4 | 7 |
| 2019 | 6 | 11 |
| 2020 | 7 | 5 |
| 2021 | 5 | 14 |
| 2022 | 8 | 12 |
| 2023 | 4 | 25 |
| 2024 | 4 | 22 |
| 2025 | 8 | 14 |
| 2026 | 9 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radially firm smoking article filter15 Sep 2026US 12,733,676 B2Philip Morris Products S. A.
- Article for use in a non-combustible aerosol provision system25 Aug 2026US 12,714,138 B2Nicoventures Trading Limited
- Aerosol-generating article with low resistance to draw and improved flavour delivery11 Aug 2026US 12,702,156 B2Philip Morris Products S. A.
- Aerosol generating article with front end plug4 Aug 2026US 12,696,926 B2Philip Morris Products S. A.
- Flavoring device and a method to flavor an aerosol generating article using such flavoring device16 Jun 2026US 12,653,224 B2JT International SA
- Aerosol-generating article comprising a carboxylic acid24 Sep 2026US 2026/0283230 A1Philip Morris Products S. A.
- Functional segment and aerosol generating article6 Aug 2026US 2026/0223921 A1Smoore International Holdings Limited
- Flavor inhalation article6 Aug 2026US 2026/0223923 A1Japan Tobacco Inc.
- Aerosol generating article23 Jul 2026US 2026/0206830 A1Smoore International Holdings Limited
- Aerosol generating article23 Jul 2026US 2026/0206831 A1Smoore International Holdings Limited
Most cited
By later US patents
- Cigarette filter308US 5,360,023 AR. J. Reynolds Tobacco Company · 1994
- Cigarette223US 5,271,419 AR. J. Reynolds Tobacco Company · 1993
- Filter plug125US 4,488,563 AMitsubishi Acetate Co., Ltd. · 1984
- Ventilated mouthpiece for a smoking article93US 4,506,683 ABrown & Williamson Tobacco Corporation · 1985
- Tobacco smoke filter having improved tar/carbon monoxide ratio72US 4,357,950 AAmerican Filtrona Corporation · 1982