F02K 9/566
Elements and safety devices
Official title: {elements and safety devices, e.g. pressure relief valves}
F02K9/566 (Elements and safety devices) appears on 32 US grants and 34 published applications in this corpus.
Search patents in F02K- Granted patents
- 32
- Published applications
- 34
- Assignees
- 25
- Inventors
- 88
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 4 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 3 |
| 2017 | 1 | 6 |
| 2018 | 1 | 3 |
| 2019 | 3 | 1 |
| 2020 | 4 | 2 |
| 2021 | 3 | 1 |
| 2022 | 4 | 3 |
| 2023 | 2 | 3 |
| 2024 | 5 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Propulsion apparatus, flying body and propulsion method28 Jan 2025US 12,208,906 B2Mitsubish Heavy Industries, Ltd.
- Vapor retention device1 Oct 2024US 12,104,559 B1United Launch Alliance, L.L.C.
- System and method for asynchronous autogenously pressurized in-space propulsion20 Aug 2024US 12,065,270 B1The United States of America as represented by the Secretary of the Air Force
- Active on orbit fluid propellant management and refueling systems and methods18 Jun 2024US 12,012,233 B2Ball Aerospace & Technologies Corp.
- Liquid level equalization for propellant tanks26 Mar 2024US 11,939,938 B2Blue Origin, LLC
- Ignition Safety System Loading Confirmation Device and Loading Monitoring System Including the Same5 Mar 2026US 2026/0063092 A1Agency for Defense Development
- System and method for asynchronous autogenously pressurized in-space propulsion26 Feb 2026US 2026/0054861 A1Government of the United States as Represented by the Secretary of the Air Force
- Bobbin-Form Solid Controlled and Filament Fed Hybrid Propulsion Methods for Space Vehicle Innovative Architectures19 Sep 2024US 2024/0309831 A1
- Rocket propulsion system18 Apr 2024US 2024/0125288 A1Protolaunch Ltd
- Rocket propulsion systems and associated methods14 Dec 2023US 2023/0399997 A1Radian Aerospace, Inc.
Most cited
By later US patents
- Liquid oxygen gasifying system for rocket engines44US 5,918,460 AUnited Technologies Corporation · 1999
- Rocket engine with redundant capabilities14US 4,912,925 AUnited Technologies Corporation · 1990
- Detonation wave arrestor12US 8,858,224 B2Firestar Engineering, LLC · 2014
- Enhanced liquid oxygen-propylene rocket engine6US 10,072,612 B2Vector Launch Inc. · 2018
- Slow cook off rocket igniter6US 7,762,195 B2Aerojet-General Corporation · 2010