F41C 23/00
Butts
Official title: Butts; Butt plates; Stocks {(handles for carrying smallarms F41C33/08)}
F41C23/00 (Butts) appears on 2,274 US grants and 2,124 published applications in this corpus.
Search patents in F41C- Granted patents
- 2,274
- Published applications
- 2,124
- Assignees
- 684
- Inventors
- 2,336
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 13 | 0 |
| 1982 | 11 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 16 | 0 |
| 1986 | 11 | 0 |
| 1987 | 21 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 17 | 0 |
| 1991 | 19 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 14 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 11 | 0 |
| 1998 | 23 | 0 |
| 1999 | 17 | 0 |
| 2000 | 10 | 0 |
| 2001 | 10 | 5 |
| 2002 | 17 | 11 |
| 2003 | 27 | 27 |
| 2004 | 25 | 23 |
| 2005 | 19 | 29 |
| 2006 | 24 | 43 |
| 2007 | 14 | 33 |
| 2008 | 23 | 30 |
| 2009 | 28 | 42 |
| 2010 | 72 | 97 |
| 2011 | 64 | 94 |
| 2012 | 75 | 102 |
| 2013 | 96 | 75 |
| 2014 | 120 | 109 |
| 2015 | 100 | 118 |
| 2016 | 148 | 144 |
| 2017 | 125 | 137 |
| 2018 | 129 | 132 |
| 2019 | 149 | 137 |
| 2020 | 132 | 122 |
| 2021 | 128 | 121 |
| 2022 | 92 | 93 |
| 2023 | 88 | 104 |
| 2024 | 106 | 92 |
| 2025 | 113 | 115 |
| 2026 | 74 | 89 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F41C 23/16Forestocks931
- F41C 23/04Folding or telescopic stocks or stock parts367
- F41C 23/14Adjustable stock or stock parts, i.e. adaptable to personal requirements367
- F41C 23/10Stocks or grips for pistols358
- F41C 23/06Stocks or firearm frames specially adapted for recoil reduction301
- F41C 23/22Stocks having space for the storage of objects236
- F41C 23/20Butts223
- F41C 23/02Attachment of slings204
Recent patents
- Handgrip assembly6 Oct 2026US 12,753,989 B2
- Weapon usage monitoring system having real-time performance metrics feedback based on discharge event detection29 Sep 2026US 12,747,922 B2Armaments Research Company, Inc.
- Firearm replacement handguard29 Sep 2026US 12,747,930 B2Strike IP, LLC
- Modular handgun22 Sep 2026US 12,742,605 B2ZEV Technologies, Inc.
- Firearm accessory mounting interface22 Sep 2026US 12,742,611 B2Magpul Industries Corp.
- Modular pistol grip8 Oct 2026US 2026/0309439 A1ARSENAL COLLECTION s.r.o.
- Modular handguard system for ak-type rifles8 Oct 2026US 2026/0309454 A1Centre Firearms Co., Inc.
- Mil-Spec to Quick-Detach Sling Swivel Adapter System1 Oct 2026US 2026/0298580 A1
- Removable backstrap and lanyard assembly for a firearm1 Oct 2026US 2026/0298581 A1Dubravko Jagunic
- Firearm brace1 Oct 2026US 2026/0298582 A1Ironmonger Arms LLC
Most cited
By later US patents
- Extended rigid frame receiver sleeve257US 5,343,650 A1994
- Modular firearm209US 7,131,228 B2Colt Defense LLC · 2006
- Modular sleeve202US 6,490,822 B12002
- Rail adapter handguard systems for firearms199US 5,826,363 AKnight's Armament Company · 1998
- Grip and stock assembly for facilitating use of a compact gun171US 4,735,007 AUZI R & D Associates · 1988