F42B 5/02
Cartridges, i.e. cases with charge and missile
F42B5/02 (Cartridges, i.e. cases with charge and missile) appears on 1,439 US grants and 1,138 published applications in this corpus.
Search patents in F42B- Granted patents
- 1,439
- Published applications
- 1,138
- Assignees
- 449
- Inventors
- 1,939
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 19 | 0 |
| 1978 | 10 | 0 |
| 1979 | 10 | 0 |
| 1980 | 14 | 0 |
| 1981 | 5 | 0 |
| 1982 | 9 | 0 |
| 1983 | 10 | 0 |
| 1984 | 12 | 0 |
| 1985 | 19 | 0 |
| 1986 | 17 | 0 |
| 1987 | 24 | 0 |
| 1988 | 17 | 0 |
| 1989 | 20 | 0 |
| 1990 | 19 | 0 |
| 1991 | 26 | 0 |
| 1992 | 23 | 0 |
| 1993 | 31 | 0 |
| 1994 | 21 | 0 |
| 1995 | 21 | 0 |
| 1996 | 20 | 0 |
| 1997 | 15 | 0 |
| 1998 | 27 | 0 |
| 1999 | 16 | 0 |
| 2000 | 14 | 0 |
| 2001 | 25 | 5 |
| 2002 | 23 | 22 |
| 2003 | 31 | 32 |
| 2004 | 27 | 29 |
| 2005 | 13 | 36 |
| 2006 | 23 | 33 |
| 2007 | 19 | 24 |
| 2008 | 20 | 24 |
| 2009 | 20 | 32 |
| 2010 | 26 | 42 |
| 2011 | 35 | 49 |
| 2012 | 38 | 51 |
| 2013 | 39 | 24 |
| 2014 | 54 | 41 |
| 2015 | 42 | 53 |
| 2016 | 52 | 70 |
| 2017 | 48 | 69 |
| 2018 | 41 | 50 |
| 2019 | 64 | 80 |
| 2020 | 66 | 79 |
| 2021 | 75 | 83 |
| 2022 | 71 | 69 |
| 2023 | 40 | 46 |
| 2024 | 48 | 32 |
| 2025 | 31 | 36 |
| 2026 | 24 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F42B 5/025Characterised by the dimension of the case or the missile280
- F42B 5/16Characterised by composition or physical dimensions or form of propellant charge, with213
- F42B 5/18Caseless ammunition184
- F42B 5/145For dispensing gases, vapours, powders, particles or chemically-reactive substances162
- F42B 5/03Containing more than one missile142
- F42B 5/08Modified for electric ignition131
- F42B 5/067Mounting or locking missiles in cartridge cases123
- F42B 5/045Of telescopic type111
All 11 subgroupsShow fewer
Recent patents
- Subsonic firearm cartridge6 Oct 2026US 12,753,998 B2Q, LLC
- Projectile system22 Sep 2026US 12,742,624 B2
- Methods for increasing the number of countermeasure expendables for dispensing systems15 Sep 2026US 12,736,296 B2BAE Systems Information and Electronic Systems Integration Inc.
- Directed energy ignition of standard primers1 Sep 2026US 12,723,858 B2MegaWatt Lasers, Inc.
- Cartridge identifier for a conducted electrical weapon25 Aug 2026US 12,716,693 B2Axon Enterprise, Inc.
- Cartridge case having a neck with increased thickness8 Oct 2026US 2026/0309471 A1PCP Tactical, LLC
- Multi-shot disrupter24 Sep 2026US 2026/0287301 A1Applied Research Associates, Inc.
- Propellant charge and cannon shell therewith17 Sep 2026US 2026/0276353 A1
- Hybrid cartridge with improved primer insert27 Aug 2026US 2026/0251428 A1True Velocity IP Holdings, LLC
- Integrated wireless perforating round with composite insert27 Aug 2026US 2026/0251429 A1Defiant Precision Technologies, LLC
Most cited
By later US patents
- Lead free, composite polymer based bullet and method of manufacturing288US 7,204,191 B2Polytech Ammunition Company · 2007
- Composite polymer based cartridge case having an overmolded metal cup, polymer plug base assembly282US 7,213,519 B2Polytech Ammunition Company · 2007
- Stress modulator ring and microgrooved base for an ammunition cartridge having a plastic case267US 4,726,296 AAction Manufacturing Company · 1988
- Lightweight polymer ammunition cartridge casings245US 8,561,543 B2True Velocity, Inc. · 2013
- Ammunition243US 4,173,186 AThe United States of America as represented by the Secretary of the Army · 1979