F41A 9/58
Cartridge stops
Official title: Cartridge stops; Cartridge positioners
F41A9/58 (Cartridge stops) appears on 45 US grants and 36 published applications in this corpus.
Search patents in F41A- Granted patents
- 45
- Published applications
- 36
- Assignees
- 22
- Inventors
- 80
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 11 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 6 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 4 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 3 |
| 2021 | 4 | 5 |
| 2022 | 1 | 0 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rifles and muzzle loading rifles receiving propellant charge with an extended primer cap in a bolt action configuration, and method of loading20 May 2025US 12,305,950 B2Ardesa, S.A.
- Firearm for use with ordnance of varying lengths21 Jan 2025US 12,203,718 B2O. F. Mossberg & Sons, Inc.
- Universal cartridge adapter and method of use17 Sep 2024US 12,092,420 B1
- Rifles and muzzle loading rifles receiving propellant charge with an extended primer cap in a bolt action configuration, and method of loading19 Dec 2023US 11,846,485 B2Ardesa, S.A.
- Firearm for use with ordnance of varying lengths7 Mar 2023US 11,598,596 B2O. F. Mossberg & Sons, Inc.
- Pivotable follower for ammunition magazine16 Apr 2026US 2026/0104218 A1
- Feed stop for ammunition magazine2 Apr 2026US 2026/0092751 A1
- Firearm for use with ordnance of varying lengths12 Mar 2026US 2026/0071834 A1O. F. Mossberg & Sons, Inc.
- Rifles and muzzle loading rifles receiving propellant charge with an extended primer cap in a bolt action configuration, and method of loading22 Feb 2024US 2024/0060737 A1Ardesa, S.A.
- Firearm for use with ordnance of varying lengths14 Dec 2023US 2023/0400269 A1O. F. Mossberg & Sons, Inc.
Most cited
By later US patents
- Projectile for underwater firearm13US 4,357,888 A1982
- Safety block for guns having interchangeable barrels10US 3,990,169 AWeatherby, Inc. · 1976
- Magnetic cartridge chambering and bolt holding system9US 4,037,344 AThe United States of America as represented by the Secretary of the Army · 1977
- Underwater firearm9US 4,266,358 A1981
- Less-lethal ballistic projectile launcher8US 8,782,938 B22014