F42C 19/0819
Primers or igniters for the initiation of rocket motors, i.e. pyrotechnical aspects
Official title: {Primers or igniters for the initiation of rocket motors, i.e. pyrotechnical aspects thereof}
F42C19/0819 (Primers or igniters for the initiation of rocket motors, i.e. pyrotechnical aspects) appears on 43 US grants and 16 published applications in this corpus.
Search patents in F42C- Granted patents
- 43
- Published applications
- 16
- Assignees
- 28
- Inventors
- 77
- Latest grant
- 9 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 5 | 1 |
| 2017 | 0 | 1 |
| 2018 | 3 | 3 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Safety ignition device for high altitude dual pulse motor including the same9 Apr 2024US 11,952,968 B2Agency for Defense Development
- Non-electric initiator system6 Feb 2024US 11,892,277 B2Detotec North America, Inc.
- Igniter assembly and gas generator13 Apr 2021US 10,976,139 B2Daicel Corporation
- Rocket delay apparatuses, systems and methods23 Jun 2020US 10,690,467 B2
- Ignition system5 May 2020US 10,640,432 B2Aerojet Rocketdyne, Inc.
- Safety ignition device for high altitude dual pulse motor including the same25 Jan 2024US 2024/0026840 A1Agency for Defense Development
- Non-electric initiator system17 Feb 2022US 2022/0049936 A1Detotec North America, Inc.
- Igniter assembly and gas generator10 Dec 2020US 2020/0386525 A1Daicel Corporation
- Rocket delay apparatuses, systems and methods10 Jan 2019US 2019/0011243 A1
- Assembly including aft end igniter for rocket motor19 Jul 2018US 2018/0202394 A1Agency for Defense Development
Most cited
By later US patents
- Initiator for use in laser beam ignition of solid propellants22US 4,047,483 AThe United States of America as represented by the Secretary of the Army · 1977
- Fire mitigation device20US 5,959,235 ARoyal Ordnance Public Limited Company · 1999
- Rocket ignition assembly and means and methods for making and using same14US 5,123,355 AAerotech, Inc. · 1992
- Igniter for rocket motors11US 4,498,292 AThiokol Corporation · 1985
- Igniter pellet cup11US 4,539,910 AMorton Thiokol, Inc. · 1985