F02K 9/974
Nozzle- linings
Official title: {Nozzle- linings; Ablative coatings}
F02K9/974 (Nozzle- linings) appears on 115 US grants and 85 published applications in this corpus.
Search patents in F02K- Granted patents
- 115
- Published applications
- 85
- Assignees
- 56
- Inventors
- 245
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 4 | 4 |
| 2003 | 4 | 6 |
| 2004 | 7 | 8 |
| 2005 | 3 | 7 |
| 2006 | 1 | 3 |
| 2007 | 4 | 3 |
| 2008 | 3 | 4 |
| 2009 | 2 | 7 |
| 2010 | 5 | 3 |
| 2011 | 5 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 3 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 9 |
| 2020 | 8 | 5 |
| 2021 | 2 | 2 |
| 2022 | 1 | 2 |
| 2023 | 5 | 1 |
| 2024 | 2 | 2 |
| 2025 | 3 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Evanescent or fugacious thrust deflector18 Nov 2025US 12,473,876 B2The Aerospace Corporation
- Metal encapsulated ceramic tile thermal insulation, and associated systems and methods9 Sep 2025US 12,409,955 B2Blue Origin Manufacturing, LLC
- Coating system for refractory metals1 Jul 2025US 12,345,219 B2Hitemco, LLC
- Heavy inert gas insulated blast tube20 Aug 2024US 12,065,990 B1Raytheon Company
- High temperature thermal protection system for rockets, and associated methods20 Aug 2024US 12,065,991 B2Blue Origin, LLC
- High Temperature Thermal Protection System for Rockets, and Associated Methods12 Mar 2026US 2026/0071595 A1Blue Origin, LLC
- Evanescent or fugacious thrust deflector19 Feb 2026US 2026/0049584 A1The Aerospace Corporation
- High-temperature ablation resistant high-entropy alloy for throat liner and manufacturing method therefor22 Jan 2026US 2026/0022441 A1Xi An Technological University
- Metal encapsulated ceramic tile thermal insulation, and associated systems and methods25 Dec 2025US 2025/0388343 A1Blue Origin Manufacturing, LLC
- Coating system for refractory metals2 Oct 2025US 2025/0305470 A1
Most cited
By later US patents
- Rotary valve multiple combustor pulse detonation engine76US 5,513,489 AAdroit Systems, Inc. · 1996
- Rotary valve multiple combustor pulse detonation engine70US 5,345,758 AAdroit Systems, Inc. · 1994
- Liquid fueled pulse detonation engine with controller and inlet and exit valves50US 5,901,550 AAdroit Systems, Inc. · 1999
- Pulsed detonation rocket engine45US 5,873,240 AAdroit Systems, Inc. · 1999
- Pulse detonation electrical power generation apparatus with water injection45US 6,062,018 AAdroit Systems, Inc. · 2000