F41A 13/06
Evacuating combustion gas from barrels
Official title: Evacuating combustion gas from barrels (F41A13/10 takes precedence)
F41A13/06 (Evacuating combustion gas from barrels) appears on 26 US grants and 19 published applications in this corpus.
Search patents in F41A- Granted patents
- 26
- Published applications
- 19
- Assignees
- 10
- Inventors
- 32
- Latest grant
- 28 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 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 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 3 | 2 |
| 2009 | 1 | 1 |
| 2010 | 3 | 4 |
| 2011 | 2 | 0 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 3 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Firearm gas discharge deflector28 Mar 2023US 11,614,291 B2Sig Sauer, Inc.
- Firearm barrel having improved stiffening and/or cooling25 May 2021US 11,015,891 B2
- Firearm with pressure relieving features30 Mar 2021US 10,962,316 B2
- Firearm with pressure relieving features30 Mar 2021US 10,962,317 B2
- Firearm barrel stiffening and/or cooling systems and methods5 May 2020US 10,641,569 B2
- Charging handle and upper receiver for a firearm22 Feb 2024US 2024/0060738 A1
- Firearm gas discharge deflector24 Feb 2022US 2022/0057153 A1Sig Sauer, Inc.
- Firearm Barrel Having Improved Stiffening and/or Cooling24 Sep 2020US 2020/0300566 A1
- Firearm with pressure relieving features12 Mar 2020US 2020/0080808 A1
- Firearm with pressure relieving features12 Mar 2020US 2020/0080809 A1
Most cited
By later US patents
- Gun barrel assembly27US 7,353,741 B22008
- Controlled-unaided surge and purge suppressors for firearm muzzles24US 8,522,662 B2FloDesign, Inc. · 2013
- Bore gas evacuation device for cannons and guns13US 4,024,790 AThe United States of America as represented by the Secretary of the Army · 1977
- Ratchet-locking collar12US 5,802,755 AThe United States of America as represented by the Secretary of the Army · 1998
- Gun barrel assembly9US 7,707,763 B22010