F41A 9/03
Using screw or rotary-spiral conveyors
Official title: using screw or rotary-spiral conveyors
F41A9/03 (Using screw or rotary-spiral conveyors) appears on 13 US grants and 8 published applications in this corpus.
Search patents in F41A- Granted patents
- 13
- Published applications
- 8
- Assignees
- 8
- Inventors
- 14
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compact ammunition conveyor twister3 Dec 2024US 12,158,320 B2Meggitt Defense Systems, Inc.
- Retaining apparatus for ammunition bodies10 Oct 2023US 11,781,826 B2Krauss-Maffei Wegmann GmbH & Co. KG
- Compact ammunition conveyor twister15 Aug 2023US 11,725,893 B2Meggitt Defense Systems, Inc.
- Worm-type barrel-shroud bullet feeding structure of toy gun and bullet feeding mechanism thereof22 Mar 2022US 11,280,568 B2Vega Force International Corp.
- Ammunition feed system for firearm28 May 2013US 8,448,558 B2Meninas Inc.
- Compact ammunition conveyor twister19 Oct 2023US 2023/0332852 A1Meggitt Defense Systems, Inc.
- Retaining apparatus for ammunition bodies9 Mar 2023US 2023/0074465 A1Krauss-Maffei Wegmann GmbH & Co. KG
- Compact ammunition conveyor twister10 Nov 2022US 2022/0357119 A1Meggitt Defense Systems, Inc.
- Worm-type barrel-shroud bullet feeding structure of toy gun and bullet feeding mechanism thereof9 Sep 2021US 2021/0278155 A1Vega Force International Corp.
- Ammunition feed system for firearm12 May 2011US 2011/0107901 A1Meninas Inc.
Most cited
By later US patents
- Automatic ball throwing device, directing device therefor and method of making an automatic ball throwing device43US 6,880,542 B12005
- Automatic ball throwing device, directing device therefor and method of making an automatic ball throwing device33US 7,111,620 B22006
- Axle housing for a support stand for an automatic ball throwing device15US 7,040,309 B22006
- Ammunition feed mechanism12US 5,929,366 ACTA International · 1999
- Ammunition feed system for firearm11US 8,448,558 B2Meninas Inc. · 2013