A24B 3/04
Humidifying or drying tobacco bunches or cut tobacco
Official title: Humidifying or drying tobacco bunches or cut tobacco (A24B3/12 takes precedence)
A24B3/04 (Humidifying or drying tobacco bunches or cut tobacco) appears on 134 US grants and 79 published applications in this corpus.
Search patents in A24B- Granted patents
- 134
- Published applications
- 79
- Assignees
- 59
- Inventors
- 347
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 3 |
| 2002 | 1 | 3 |
| 2003 | 3 | 1 |
| 2004 | 3 | 6 |
| 2005 | 2 | 4 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 1 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 5 |
| 2016 | 3 | 4 |
| 2017 | 1 | 4 |
| 2018 | 4 | 3 |
| 2019 | 4 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 3 |
| 2022 | 1 | 7 |
| 2023 | 2 | 7 |
| 2024 | 2 | 2 |
| 2025 | 7 | 7 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of processing tobacco fines into a non-continuous tobacco material18 Aug 2026US 12,708,134 B2Nicoventures Trading Limited
- Cigar tobacco strips and a method for packaging the same14 Jul 2026US 12,677,861 B2
- Method for treating tobacco material and treated tobacco material7 Jul 2026US 12,672,666 B2Philip Morris Products S. A.
- High-yield integrated production method for cigar wrappers27 Jan 2026US 12,532,908 B2Tobacco Research Institute of Hubei Province
- Dehydration of tobacco and tobacco-derived materials29 Jul 2025US 12,369,616 B2R. J. Reynolds Tobacco Company
- Method for treating tobacco material and treated tobacco material17 Sep 2026US 2026/0271989 A1Philip Morris Products S. A.
- Method of combined curing of tobacco leaves with hot air and high-voltage electric field23 Jul 2026US 2026/0206819 A1China Tobacco Henan Industrial Co., Ltd.
- Method for curing tobacco leaves for mildew prevention using high-voltage electric field23 Jul 2026US 2026/0206824 A1China Tobacco Henan Industrial Co., Ltd.
- Dehydration of tobacco and tobacco-derived materials13 Nov 2025US 2025/0344747 A1R. J. Reynolds Tobacco Company
- Rehydration device9 Oct 2025US 2025/0313398 A1Cannabis Jack, LLC
Most cited
By later US patents
- Conditioning cylinder with flights, backmixing baffles, conditioning nozzles and air recirculation128US 5,103,842 APhilip Morris Incorporated · 1992
- Method and apparatus for treating particulate material124US 4,887,619 AR. J. Reynolds Tobacco Company · 1989
- Spray cylinder with retractable pins121US 5,022,416 APhilip Morris Incorporated · 1991
- Treatment of tobacco34US 4,148,325 ABritish-American Tobacco Company Limited · 1979
- Apparatus for treatment of solid material33US 5,335,590 APhilip Morris Incorporated · 1994