A24C 5/30
Machines combined with devices for grinding the knives
A24C5/30 (Machines combined with devices for grinding the knives) appears on 9 US grants and 0 published applications in this corpus.
Search patents in A24C- Granted patents
- 9
- Published applications
- 0
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 17 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for preparing a conically shaped smoking shell with blocking tip17 Oct 2023US 11,785,980 B1Lsr Hc LLC
- Method and apparatus for preparing a conically shaped smoking shell with blocking tip10 Aug 2021US 11,083,212 B1Lsr Hc LLC
- Apparatus and methods for cutting rods into lengths for cigarette makers7 Sep 1993US 5,241,886 APhilip Morris Incorporated
- Device for sharpening rotary blades6 Oct 1992US 5,152,105 AG. D. Societa per Azioni
- Slitter knife advance unit and method of use10 Jun 1986US 4,593,705 APhilip Morris Incorporated
No published applications in this class yet.
Most cited
By later US patents
- Device for sharpening rotary blades14US 5,152,105 AG. D. Societa per Azioni · 1992
- Device for sharpening rotating blades4US 4,497,143 AG. D. Societa per Azioni · 1985
- Sharpener for cut-off having a helical knife3US 4,065,880 AMolins Limited · 1978
- Cutting device for continuous rods of smoking products3US 4,472,990 AG. D. Societa per Azioni · 1984
- Apparatus and methods for cutting rods into lengths for cigarette makers2US 5,241,886 APhilip Morris Incorporated · 1993