B64G 1/403
Solid propellant rocket engines
Official title: {Solid propellant rocket engines}
B64G1/403 (Solid propellant rocket engines) appears on 164 US grants and 132 published applications in this corpus.
Search patents in B64G- Granted patents
- 164
- Published applications
- 132
- Assignees
- 96
- Inventors
- 352
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 2 |
| 2003 | 4 | 7 |
| 2004 | 4 | 0 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 4 |
| 2008 | 0 | 1 |
| 2009 | 3 | 4 |
| 2010 | 1 | 4 |
| 2011 | 1 | 2 |
| 2012 | 1 | 3 |
| 2013 | 3 | 2 |
| 2014 | 5 | 2 |
| 2015 | 3 | 5 |
| 2016 | 4 | 8 |
| 2017 | 6 | 14 |
| 2018 | 1 | 16 |
| 2019 | 14 | 3 |
| 2020 | 13 | 13 |
| 2021 | 10 | 13 |
| 2022 | 14 | 8 |
| 2023 | 12 | 4 |
| 2024 | 16 | 7 |
| 2025 | 5 | 1 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thrust vector control for hybrid propellants rocket engine with embedded fluid injection ports22 Sep 2026US 12,742,433 B2Laboratoire Reaction Dynamics Inc.
- Rocket motor10 Feb 2026US 12,545,438 B2Cesaroni Aerospace Incorporated
- Miniaturized green end-burning hybrid propulsion system for cubesats13 Jan 2026US 12,522,381 B2
- Methods for rocket fuel grain coating and unitary manufacture23 Sep 2025US 12,420,339 B1X-Bow Launch Systems Inc.
- Continuous modification in a 3D-printed rocket engine and an additive manufacturing process26 Aug 2025US 12,398,685 B1X-Bow Launch Systems Inc.
- Modulating internal ballistics in a 3d-printed rocket motor and an additive manufacturing process8 Oct 2026US 2026/0309106 A1X-Bow Launch Systems Inc.
- Additive Manufacturing Composite Rocket Motor Case10 Sep 2026US 2026/0264878 A1
- Device and method for manufacturing solid fuel microthrusters using only pcb-mems technology10 Sep 2026US 2026/0264889 A1Universidad de Sevilla
- Rocket motor21 May 2026US 2026/0138757 A1Cesaroni Aerospace Incorporated
- 3d-printed rocket fuel grains, rocket engines and an additive manufacturing process30 Apr 2026US 2026/0117725 A1X-Bow Launch Systems Inc.
Most cited
By later US patents
- Payload housing and assembly joint for a launch vehicle77US 5,743,492 ALockheed Martin Corporation · 1998
- Two stage launch vehicle and launch trajectory method66US 5,568,901 A1996
- Overlapping stage burn for multistage launch vehicles55US 4,964,340 ASpace Services, Incorporated · 1990
- Multistage launch vehicle employing interstage propellant transfer and redundant staging45US 5,129,602 A1992
- Multiconfiguration reusable space transportation system41US 4,834,324 A1989