F41A 3/76
Specially adapted for sealing the gap between the forward end of the
Official title: specially adapted for sealing the gap between the forward end of the cartridge chamber and the rearward end of the barrel, e.g. sealing devices for revolvers or revolver-type guns
F41A3/76 (Specially adapted for sealing the gap between the forward end of the) appears on 39 US grants and 18 published applications in this corpus.
Search patents in F41A- Granted patents
- 39
- Published applications
- 18
- Assignees
- 19
- Inventors
- 55
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 4 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Armament system with a non-rotating slip-fit labyrinth seal8 Sep 2026US 12,729,767 B1The United States of America as represented by the Secretary of the Army
- High performance launcher of short projectiles with storage drum6 Aug 2024US 12,055,362 B2Easebon Services Limited
- Firing mechanism of a firearm9 Apr 2024US 11,953,278 B2Centre Firearms Co., Inc.
- Revolver-type firearm with a barrel-cylinder gap seal5 Dec 2023US 11,835,316 B1
- High performance launcher of short projectiles with storage drum8 Aug 2023US 11,719,507 B2Easebon Services Limited
- High performance launcher of short projectiles with storage drum19 Oct 2023US 2023/0332862 A1Easebon Services Limited
- Firing mechanism of a firearm15 Jun 2023US 2023/0184504 A1Centre Firearms Co., Inc.
- High performance launcher of short projectiles with storage drum9 Mar 2023US 2023/0074440 A1Easebon Services Limited
- High performance launcher of short projectiles with storage drum26 May 2022US 2022/0163284 A1Easebon Services Limited
- Firing mechanism of a firearm31 Mar 2022US 2022/0099399 A1Centre Firearms Co., Inc.
Most cited
By later US patents