A24B 1/00
Preparation of tobacco on the plantation
A24B1/00 (Preparation of tobacco on the plantation) appears on 176 US grants and 87 published applications in this corpus.
Search patents in A24B- Granted patents
- 176
- Published applications
- 87
- Assignees
- 76
- Inventors
- 321
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 8 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 3 |
| 2003 | 3 | 3 |
| 2004 | 4 | 2 |
| 2005 | 3 | 10 |
| 2006 | 0 | 4 |
| 2007 | 1 | 1 |
| 2008 | 5 | 1 |
| 2009 | 2 | 1 |
| 2010 | 3 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 3 | 5 |
| 2015 | 6 | 12 |
| 2016 | 5 | 2 |
| 2017 | 3 | 7 |
| 2018 | 4 | 5 |
| 2019 | 5 | 5 |
| 2020 | 6 | 7 |
| 2021 | 0 | 3 |
| 2022 | 2 | 2 |
| 2023 | 4 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 3 |
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 machine1 Apr 2025US 12,262,730 B2
- Apparatus and method for use in a flue-cured barn11 Mar 2025US 12,245,626 B2British American Tobacco (Investments) Limited
- Mobile tobacco receiving station24 Dec 2024US 12,175,509 B2Altria Client Services LLC
- Cryro device and method for processing cannabis flowers1 Aug 2023US 11,712,699 B2
- 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.
- Device and method for separating non-tobacco related materials from a mass flow of small parts and use of the device8 Jan 2026US 2026/0007162 A1KöRber Technologies GmbH
- Mobile tobacco receiving station27 Mar 2025US 2025/0104121 A1Altria Client Services LLC
- Pre-ground formed nug2 May 2024US 2024/0138466 A1Royal Oak Cannabis Products Ltd.
Most cited
By later US patents
- Tobacco processing116US 6,895,974 B2R. J. Reynolds Tobacco Company · 2005
- Method and apparatus for detecting and removing foreign material from a stream of particulate matter75US 4,657,144 APhilip Morris Incorporated · 1987
- Multi-band spectral sorting system for light-weight articles74US 6,646,218 B1Key Technology, Inc. · 2003
- Tobacco sorting method and apparatus41US 4,609,108 AInstitute Po Technicheska Kibernetika I Robotika · 1986
- Apparatus and method for automatically controlling curing conditions in a tobacco curing barn38US 4,192,323 AGas-Fired Products, Inc. · 1980