A24B 1/02
Arrangements in barns for preparatory treatment of the tobacco
Official title: Arrangements in barns for preparatory treatment of the tobacco, e.g. with devices for drying
A24B1/02 (Arrangements in barns for preparatory treatment of the tobacco) appears on 57 US grants and 24 published applications in this corpus.
Search patents in A24B- Granted patents
- 57
- Published applications
- 24
- Assignees
- 26
- Inventors
- 102
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 3 | 0 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 1 | 3 |
| 2019 | 4 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Apparatus and method for use in a flue-cured barn11 Mar 2025US 12,245,626 B2British American Tobacco (Investments) Limited
- Apparatus and method for conditioning tobacco26 Jul 2022US 11,395,504 B2British American Tobacco (Investments) Limited
- Smoke treatment12 Nov 2019US 10,470,487 B2R. J. Reynolds Tobacco Company
- Method of manufacturing tobacco raw material and oral tobacco product10 Sep 2019US 10,405,570 B2Japan Tobacco Inc.
- Apparatus for feeding solid fuel feedstock into a furnace8 Oct 2026US 2026/0309324 A1British American Tobacco (Investments) Limited
- Method for curing tobacco leaves for mildew prevention using high-voltage electric field23 Jul 2026US 2026/0206824 A1China Tobacco Henan Industrial Co., Ltd.
- Mechanical tool to sort, string and cure tobacco leaves16 Feb 2023US 2023/0052564 A1
- Curing basket16 Sep 2021US 2021/0282446 A1British American Tobacco (Investments) Limited
- Apparatus and method for use in a flue-cured barn18 Apr 2019US 2019/0110515 A1British American Tobacco (Investments) Limited
Most cited
By later US patents
- Tobacco processing116US 6,895,974 B2R. J. Reynolds Tobacco Company · 2005
- Apparatus and method for automatically controlling curing conditions in a tobacco curing barn38US 4,192,323 AGas-Fired Products, Inc. · 1980
- Tobacco processing37US 6,805,134 B2R. J. Reynolds Tobacco Company · 2004
- Tobacco curing and drying apparatus30US 4,011,041 ATifcon Company · 1977
- Energy efficient curing and drying system27US 4,499,911 A1985