A24B 15/18
Treatment of tobacco products or tobacco substitutes
A24B15/18 (Treatment of tobacco products or tobacco substitutes) appears on 2,079 US grants and 2,428 published applications in this corpus.
Search patents in A24B- Granted patents
- 2,079
- Published applications
- 2,428
- Assignees
- 421
- Inventors
- 2,971
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 55 | 0 |
| 1977 | 43 | 0 |
| 1978 | 65 | 0 |
| 1979 | 55 | 0 |
| 1980 | 54 | 0 |
| 1981 | 67 | 0 |
| 1982 | 77 | 0 |
| 1983 | 47 | 0 |
| 1984 | 49 | 0 |
| 1985 | 49 | 0 |
| 1986 | 42 | 0 |
| 1987 | 28 | 0 |
| 1988 | 15 | 0 |
| 1989 | 27 | 0 |
| 1990 | 20 | 0 |
| 1991 | 27 | 0 |
| 1992 | 43 | 0 |
| 1993 | 21 | 0 |
| 1994 | 25 | 0 |
| 1995 | 12 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 16 | 0 |
| 1999 | 7 | 0 |
| 2000 | 16 | 0 |
| 2001 | 17 | 1 |
| 2002 | 12 | 17 |
| 2003 | 12 | 19 |
| 2004 | 18 | 36 |
| 2005 | 9 | 49 |
| 2006 | 8 | 42 |
| 2007 | 6 | 34 |
| 2008 | 5 | 31 |
| 2009 | 16 | 31 |
| 2010 | 23 | 40 |
| 2011 | 28 | 49 |
| 2012 | 15 | 63 |
| 2013 | 34 | 60 |
| 2014 | 30 | 80 |
| 2015 | 59 | 85 |
| 2016 | 49 | 87 |
| 2017 | 48 | 88 |
| 2018 | 56 | 100 |
| 2019 | 94 | 109 |
| 2020 | 93 | 130 |
| 2021 | 70 | 194 |
| 2022 | 74 | 213 |
| 2023 | 82 | 206 |
| 2024 | 124 | 259 |
| 2025 | 121 | 225 |
| 2026 | 95 | 180 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A24B 15/28By chemical substances1,649
- A24B 15/24By extraction440
- A24B 15/20Biochemical treatment127
- A24B 15/186By coating with a coating composition, encapsulation of tobacco particles125
- A24B 15/183Sterilization, preservation or biological decontamination44
- A24B 15/22By application of electric or wave energy or particle radiation26
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
- Consumable22 Sep 2026US 12,740,585 B2Nicoventures Trading Limited
- Aromatic cartridge22 Sep 2026US 12,740,589 B2Future Technology Co., Ltd.
- Systems and methods of cryo-curing22 Sep 2026US 12,742,594 B2Fortunata, LLC
- Non-wrap pillow pouch8 Oct 2026US 2026/0305678 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
- Aerosol-generating material8 Oct 2026US 2026/0305683 A1Nicoventures Trading Limited
- An aerosol-generating device and a method of controlling aerosol production thereof8 Oct 2026US 2026/0305722 A1Philip Morris Products S. A.
Most cited
By later US patents
- Tobacco compositions, method and device for releasing essentially pure nicotine433US 4,907,606 AAB Leo · 1990
- Tobacco treatment process389US 4,986,286 AR. J. Reynolds Tobacco Company · 1991
- Cigarette filter308US 5,360,023 AR. J. Reynolds Tobacco Company · 1994
- Tobacco smoking article with electrochemical heat source291US 5,285,798 AR. J. Reynolds Tobacco Company · 1994
- Process for producing moist snuff282US 4,528,993 AR. J. Reynolds Tobacco Company · 1985