F02K 9/972
Fluid cooling arrangements for nozzles
Official title: {Fluid cooling arrangements for nozzles (F02K9/64 takes precedence)}
F02K9/972 (Fluid cooling arrangements for nozzles) appears on 158 US grants and 154 published applications in this corpus.
Search patents in F02K- Granted patents
- 158
- Published applications
- 154
- Assignees
- 81
- Inventors
- 371
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 2 |
| 2003 | 5 | 2 |
| 2004 | 6 | 12 |
| 2005 | 6 | 6 |
| 2006 | 1 | 2 |
| 2007 | 6 | 2 |
| 2008 | 2 | 5 |
| 2009 | 2 | 6 |
| 2010 | 1 | 13 |
| 2011 | 4 | 3 |
| 2012 | 2 | 3 |
| 2013 | 4 | 7 |
| 2014 | 3 | 3 |
| 2015 | 5 | 5 |
| 2016 | 3 | 9 |
| 2017 | 2 | 3 |
| 2018 | 3 | 8 |
| 2019 | 6 | 12 |
| 2020 | 7 | 7 |
| 2021 | 9 | 3 |
| 2022 | 9 | 9 |
| 2023 | 10 | 10 |
| 2024 | 13 | 8 |
| 2025 | 5 | 7 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for design, manufacture, and test of space thruster propulsion systems11 Aug 2026US 12,704,101 B2Agile Space Industries, Inc.
- Turbine assembly21 Jul 2026US 12,687,137 B2Korea Aerospace Research Institute
- Transpiration-cooled systems having permeable and non-permeable portions2 Jun 2026US 12,643,687 B2Blue Origin Manufacturing, LLC
- Transpiration-cooled systems having permeable and non-permeable portions19 May 2026US 12,630,313 B2Blue Origin Manufacturing, LLC
- Warm gas thruster system with control valve that has a soft seal14 Apr 2026US 12,601,312 B2Aerojet Rocketdyne, Inc.
- Transpiration-cooled systems having permeable and non-permeable portions8 Oct 2026US 2026/0307827 A1Blue Origin Manufacturing, LLC
- Rocket engine using expander bleed cycle9 Jul 2026US 2026/0194030 A1
- Rocket propulsion systems and methods2 Jul 2026US 2026/0185710 A1Relativity Space, Inc.
- Turbine assembly28 May 2026US 2026/0146575 A1Korea Aerospace Research Institute
- Heat exchanger with waveform channel profile7 May 2026US 2026/0126252 A1Aerojet Rocketdyne, Inc.
Most cited
By later US patents
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- Rotary valve multiple combustor pulse detonation engine70US 5,345,758 AAdroit Systems, Inc. · 1994
- Integrally woven ceramic composites62US 6,418,973 B1Boeing North American, Inc. · 2002
- Combustion chamber for rocket engine55US 6,151,887 ADeutsches Zentrum fuer Luft- und Raumfahrt e. V. · 2000
- Liquid fueled pulse detonation engine with controller and inlet and exit valves50US 5,901,550 AAdroit Systems, Inc. · 1999