F42C 9/04
By spring motor
Official title: by spring motor {(F42C9/141 takes precedence; housings for fuzes specially adapted for winding or setting F42C19/02)}
F42C9/04 (By spring motor) appears on 13 US grants and 5 published applications in this corpus.
Search patents in F42C- Granted patents
- 13
- Published applications
- 5
- Assignees
- 8
- Inventors
- 21
- Latest grant
- 24 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Electromechanical contact fuse for multipurpose aircraft ammunition24 Nov 2020US 10,845,175 B2
- Time-delayed multi-charged diversionary device26 Feb 2019US 10,215,544 B2AMTEC Less Lethal Systems, Inc.
- Variable distance detonation mechanism14 Jun 2011US 7,958,826 B2
- Securing and arming device and use thereof6 Jan 2004US 6,672,216 B2Oerlikon Contraves Pyrotec AG
- Fuse for a projectile12 Nov 1991US 5,063,847 AGebruder Junghans GmbH
- Electromechanical contact fuse for multi-purpose aircraft ammunition28 Nov 2019US 2019/0360791 A1
- Time-Delayed Multi-Charged Diversionary Device16 May 2019US 2019/0145747 A1AMTEC Less Lethal Systems, Inc.
- Time-Delayed Multi-Charged Diversionary Device1 Nov 2018US 2018/0313640 A1AMTEC Less Lethal Systems, Inc.
- Variable distance detonation mechanism18 Nov 2010US 2010/0288154 A1
- Securing and arming device and use thereof16 Jan 2003US 2003/0010244 A1Oerlikon Contraves Pyrotec AG
Most cited
By later US patents
- Safety device for a pyrotechnic assembly9US 4,154,169 ASociete Anonyme Sormel · 1979
- Fuse for a projectile9US 5,063,847 AGebruder Junghans GmbH · 1991
- Safety device for a spinning projectile fuze4US 4,677,914 AWerkzeugmaschinenfabrik Oerlikon-Buhrle AG · 1987
- Safety device for a pyrotechnic assembly3US 4,320,705 ASociete Anonyme Sormel · 1982
- Spin actuated release mechanism2US 3,964,396 AThe United States of America as represented by the Secretary of the Navy · 1976