F41A 13/12
Systems for cooling the outer surface of the barrel
Official title: Systems for cooling the outer surface of the barrel (F41A13/10, F41A21/24 take precedence)
F41A13/12 (Systems for cooling the outer surface of the barrel) appears on 65 US grants and 49 published applications in this corpus.
Search patents in F41A- Granted patents
- 65
- Published applications
- 49
- Assignees
- 37
- Inventors
- 96
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 5 |
| 2013 | 5 | 5 |
| 2014 | 5 | 2 |
| 2015 | 2 | 1 |
| 2016 | 4 | 5 |
| 2017 | 3 | 3 |
| 2018 | 2 | 3 |
| 2019 | 3 | 4 |
| 2020 | 5 | 4 |
| 2021 | 3 | 2 |
| 2022 | 2 | 4 |
| 2023 | 6 | 2 |
| 2024 | 1 | 1 |
| 2025 | 4 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat shield for firearm suppressors and method11 Aug 2026US 12,704,336 B1
- Insulating quick interfacing firearm handguard accessory with elongated aperture23 Dec 2025US 12,504,248 B2XTech Tactical, LLC
- System for cooling automatic firearms and cannons28 Oct 2025US 12,455,133 B1
- Barrel cooling block for a semi-automatic rifle14 Oct 2025US 12,442,605 B1
- Cooling device for a gun barrel11 Mar 2025US 12,247,797 B2Eck Fabrication LLC
- insulating quick interfacing firearm handguard accessory with elongated aperture27 Nov 2025US 2025/0362102 A1XTech Tactical, LLC
- Cooling Device for a Gun Barrel15 Aug 2024US 2024/0271896 A1Eck Fabrication LLC
- Gas block with an extended portion designed to act as a heat sink and provide structural support to the gas tube6 Apr 2023US 2023/0109176 A122 Evolution LLC
- Heat to electric conversion16 Feb 2023US 2023/0046806 A1Battle Sight Technologies, LLC
- Senior Citizen Defender Handgun Device and Uses Thereof17 Nov 2022US 2022/0364822 A1
Most cited
By later US patents
- Rifle handguard assembly having outer shell with outer and inner liners161US 4,663,875 AColt Industries Inc. · 1987
- Automatic or semi-automatic rifle121US 8,051,595 B2Colt Defense LLC · 2011
- Modular fore-end rail/hand guard assembly system for firearms with selectable heat dissipation characteristics46US 8,448,367 B2Samson Manufacturing Corporation · 2013
- Stock assembly kit and rifle embodying the same45US 4,663,876 A1987
- Automatic or semi-automatic rifle44US 8,640,372 B2Colt Defense LLC · 2014