A24B 15/00
Chemical features or treatment of tobacco
Official title: Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form (A24B3/00 takes precedence)
A24B15/00 (Chemical features or treatment of tobacco) appears on 3,257 US grants and 4,034 published applications in this corpus.
Search patents in A24B- Granted patents
- 3,257
- Published applications
- 4,034
- Assignees
- 599
- Inventors
- 4,160
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 72 | 0 |
| 1977 | 55 | 0 |
| 1978 | 74 | 0 |
| 1979 | 63 | 0 |
| 1980 | 62 | 0 |
| 1981 | 73 | 0 |
| 1982 | 83 | 0 |
| 1983 | 48 | 0 |
| 1984 | 49 | 0 |
| 1985 | 53 | 0 |
| 1986 | 46 | 0 |
| 1987 | 30 | 0 |
| 1988 | 20 | 0 |
| 1989 | 39 | 0 |
| 1990 | 37 | 0 |
| 1991 | 52 | 0 |
| 1992 | 64 | 0 |
| 1993 | 33 | 0 |
| 1994 | 35 | 0 |
| 1995 | 16 | 0 |
| 1996 | 22 | 0 |
| 1997 | 15 | 0 |
| 1998 | 26 | 0 |
| 1999 | 11 | 0 |
| 2000 | 21 | 0 |
| 2001 | 19 | 1 |
| 2002 | 16 | 20 |
| 2003 | 14 | 24 |
| 2004 | 25 | 49 |
| 2005 | 11 | 67 |
| 2006 | 9 | 50 |
| 2007 | 8 | 52 |
| 2008 | 7 | 58 |
| 2009 | 19 | 45 |
| 2010 | 35 | 54 |
| 2011 | 41 | 74 |
| 2012 | 23 | 83 |
| 2013 | 48 | 80 |
| 2014 | 52 | 121 |
| 2015 | 80 | 136 |
| 2016 | 71 | 158 |
| 2017 | 74 | 180 |
| 2018 | 119 | 212 |
| 2019 | 167 | 234 |
| 2020 | 172 | 299 |
| 2021 | 136 | 343 |
| 2022 | 168 | 358 |
| 2023 | 209 | 329 |
| 2024 | 252 | 404 |
| 2025 | 231 | 360 |
| 2026 | 152 | 243 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and apparatus for reducing tobacco-specific nitrosamines in dark-fire cured tobacco through electronic control of curing conditions6 Oct 2026US 12,751,480 B2R. J. Reynolds Tobacco Company
- Smoking article including novel flavoring agent6 Oct 2026US 12,751,481 B2Kt&G Corporation
- Aerosol-generating material6 Oct 2026US 12,751,483 B2Nicoventures Trading Limited
- Consumable22 Sep 2026US 12,740,585 B2Nicoventures Trading Limited
- Aromatic cartridge22 Sep 2026US 12,740,589 B2Future Technology Co., Ltd.
- Non-wrap pillow pouch8 Oct 2026US 2026/0305678 A1Altria Client Services LLC
- Flavor carriers for electronic vaping device8 Oct 2026US 2026/0305679 A1Altria Client Services LLC
- Crumbed Tobacco Substrate8 Oct 2026US 2026/0305680 A1JT International SA
- Solid flavour-generating material for use in a flavour delivery system8 Oct 2026US 2026/0305681 A1Nicoventures Trading Limited
- A Method for Manufacturing an Aerosol Generating Article8 Oct 2026US 2026/0305682 A1JT Internationa lSA
Most cited
By later US patents
- Electronic atomization cigarette779US 7,832,410 B2Best Partners Worldwide Limited · 2010
- Electrical smoking769US 5,249,586 APhilip Morris Incorporated · 1993
- Tobacco-containing smoking article622US 7,726,320 B2R. J. Reynolds Tobacco Company · 2010
- Smoking article440US 4,793,365 AR. J. Reynolds Tobacco Company · 1988
- Tobacco compositions, method and device for releasing essentially pure nicotine433US 4,907,606 AAB Leo · 1990