A24C 5/39
Tobacco feeding devices
Official title: Tobacco feeding devices (regulating feed according to rod or cigarette condition A24C5/34)
A24C5/39 (Tobacco feeding devices) appears on 203 US grants and 156 published applications in this corpus.
Search patents in A24C- Granted patents
- 203
- Published applications
- 156
- Assignees
- 85
- Inventors
- 389
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 4 |
| 2005 | 1 | 11 |
| 2006 | 1 | 4 |
| 2007 | 3 | 1 |
| 2008 | 2 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 0 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 3 | 1 |
| 2016 | 0 | 7 |
| 2017 | 1 | 1 |
| 2018 | 4 | 5 |
| 2019 | 7 | 6 |
| 2020 | 5 | 22 |
| 2021 | 10 | 18 |
| 2022 | 15 | 23 |
| 2023 | 13 | 15 |
| 2024 | 13 | 14 |
| 2025 | 12 | 7 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A24C 5/399Component parts or details36
- A24C 5/392Feeding pneumatically31
- A24C 5/396With separating means29
- A24C 5/397With means for regulating the tobacco quantity25
- A24C 5/395With arrangements in the hopper15
- A24C 5/391Feeding to several cigarette making machines14
- A24C 5/393With a vibrating conveyor13
- A24C 5/398Driving arrangements8
All 9 subgroupsShow fewer
Recent patents
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- Cigarette machine comprising a suction belt conveyor23 Jun 2026US 12,660,846 B2TEWS Elektronik GmbH & Co. KG
- Refrigeration system for a cannabis product manufacturing machine and cannabis product manufacturing machine therewith26 May 2026US 12,638,228 B2Le Groupe Solid Packaging Robotik Inc.
- Doser assemblies, apparatuses including a doser assembly, and/or methods of making the same3 Feb 2026US 12,539,996 B2Altria Client Services LLC
- Plant material loader9 Dec 2025US 12,490,763 B2
- Method and apparatus for applying elongate susceptor elements to an aerosol-forming substrate13 Aug 2026US 2026/0232030 A1Philip Morris Products S. A.
- Method and apparatus for applying elongate susceptor elements to an aerosol-forming substrate13 Aug 2026US 2026/0232031 A1Philip Morris Products S. A.
- Doser assemblies, apparatuses including a doser assembly, and/or methods of making the same21 May 2026US 2026/0138770 A1Altria Client Services LLC
- Suction rod conveyors for cigarette makers9 Apr 2026US 2026/0096594 A1KöRber Technologies GmbH
- Cigarette filling machine with casing feed mechanism29 Jan 2026US 2026/0026545 A1
Most cited
By later US patents
- Distributor for cigarette makers or the like46US 4,185,644 AHauni-Werke Korber & Co. KG · 1980
- Tobacco recovery system27US 6,510,855 B1Brown & Williamson Tobacco Corporation · 2003
- Method and apparatus for foreign-body separation from a material flow23US 7,335,847 B2Hauni Primary GmbH · 2008
- Method of detecting the particles of a tobacco particle stream20US 6,542,234 B1British American Tobacco (Germany) GmbH · 2003
- Method and apparatus for forming a stream from several types of tobacco19US 4,373,538 AHauni-Werke Korber & Co. KG · 1983