F02K 9/36
Propellant charge supports
F02K9/36 (Propellant charge supports) appears on 55 US grants and 33 published applications in this corpus.
Search patents in F02K- Granted patents
- 55
- Published applications
- 33
- Assignees
- 35
- Inventors
- 129
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 3 |
| 2013 | 0 | 2 |
| 2014 | 3 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 3 |
| 2022 | 3 | 0 |
| 2023 | 2 | 3 |
| 2024 | 1 | 2 |
| 2025 | 3 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modular rocket motors and methods of making modular rocket motors4 Aug 2026US 12,698,749 B1X-Bow Launch Systems Inc.
- Rocket motor10 Feb 2026US 12,545,438 B2Cesaroni Aerospace Incorporated
- Multistage variable burning rate solid rocket motor and forming method28 Oct 2025US 12,454,928 B2Dalian University of Technology
- Rocket motor including an embedded charge assembly (ECA) configured to support a burn rate enhancement (BRE) wire28 Oct 2025US 12,454,929 B1Raytheon Company
- Rocket motors and methods of manufacturing rocket motors14 Oct 2025US 12,442,349 B1X-Bow Launch Systems Inc.
- Rocket motor21 May 2026US 2026/0138757 A1Cesaroni Aerospace Incorporated
- Rocket motors and methods of manufacturing rocket motors29 Jan 2026US 2026/0028948 A1X-Bow Launch Systems Inc.
- Fiber reinforced polymer composite structures and electromagnetic induction process for making same7 Aug 2025US 2025/0250393 A1Government of the United States as Represented by the Secretary of the Air Force
- Multistage variable burning rate solid rocket motor and forming method13 Mar 2025US 2025/0084806 A1Dalian University of Technology
- Multipulse rocket motor with pressure-equalizing channels23 May 2024US 2024/0167435 A1Raytheon Company
Most cited
By later US patents
- Combusting device for generation of a combustion gas49US 4,249,673 ANissan Motor Co., Ltd. · 1981
- Systems and methods for casting hybrid rocket motor fuel grains38US 9,429,104 B2The Aerospace Corporation · 2016
- Stereolithographic rocket motor manufacturing method34US 8,844,133 B2The Aerospace Corporation · 2014
- Embedded pressurization system for hybrid rocket motor31US 5,119,627 AAmerican Rocket Company · 1992
- Propellant system for solid fuel rocket23US 7,022,196 B2Cesaroni Technology Incorporated · 2006