F41A 19/29
Propelled by a spring under tension
Official title: propelled by a spring under tension
F41A19/29 (Propelled by a spring under tension) appears on 393 US grants and 224 published applications in this corpus.
Search patents in F41A- Granted patents
- 393
- Published applications
- 224
- Assignees
- 144
- Inventors
- 472
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 9 | 0 |
| 1983 | 6 | 0 |
| 1984 | 10 | 0 |
| 1985 | 7 | 0 |
| 1986 | 2 | 0 |
| 1987 | 12 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 11 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 5 | 1 |
| 2003 | 6 | 5 |
| 2004 | 7 | 4 |
| 2005 | 4 | 3 |
| 2006 | 2 | 2 |
| 2007 | 3 | 4 |
| 2008 | 3 | 3 |
| 2009 | 4 | 5 |
| 2010 | 5 | 8 |
| 2011 | 8 | 14 |
| 2012 | 10 | 8 |
| 2013 | 7 | 6 |
| 2014 | 8 | 9 |
| 2015 | 10 | 9 |
| 2016 | 12 | 14 |
| 2017 | 14 | 18 |
| 2018 | 19 | 14 |
| 2019 | 24 | 16 |
| 2020 | 19 | 12 |
| 2021 | 15 | 8 |
| 2022 | 10 | 13 |
| 2023 | 11 | 11 |
| 2024 | 15 | 15 |
| 2025 | 14 | 12 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Firearm operating system2 Jun 2026US 12,644,661 B2
- Firearms with an ambidextrous slide stop and/or relief24 Mar 2026US 12,584,712 B2Oa Defense LLC
- Dynamically balanced trigger system17 Feb 2026US 12,553,680 B2Q, LLC
- Dynamically balanced trigger system17 Feb 2026US 12,553,681 B2Q, LLC
- Firearm10 Feb 2026US 12,546,549 B2
- Firearm operating system17 Sep 2026US 2026/0276335 A1
- Self-contained fire control unit for striker-fired firearms10 Sep 2026US 2026/0266570 A1
- Firing Pin Block16 Jul 2026US 2026/0202156 A1Smith & Wesson Corp.
- Firearms with an ambidextrous slide stop and/or relief9 Jul 2026US 2026/0194328 A1
- Firearm trigger18 Jun 2026US 2026/0168753 A1Polaris Capital Corporation
Most cited
By later US patents
- Automatic pistol with counteracting spring control mechanism157US 4,539,889 A1985
- Firearm trigger mechanism106US 4,505,182 AChartered Industries of Singapore Private Limited · 1985
- Automatic pistol102US 4,825,744 A1989
- Fire control mechanism for semiautomatic pistols94US 5,386,659 ASmith & Wesson Corp. · 1995
- Underbarrel shotgun91US 6,418,655 B12002