F17C 2221/08
Ergols
Official title: Ergols, e.g. hydrazine
F17C2221/08 (Ergols) appears on 34 US grants and 31 published applications in this corpus.
Search patents in F17C- Granted patents
- 34
- Published applications
- 31
- Assignees
- 34
- Inventors
- 87
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 2 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 3 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 2 | 2 |
| 2017 | 0 | 3 |
| 2018 | 3 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 3 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid tank, rocket, and method of manufacturing liquid tank5 May 2026US 12,618,523 B2IHI Corporation
- Sliding vessel mount21 Apr 2026US 12,607,306 B2Hexagon Purus Germany Holding GmbH
- Load coupling attachment systems and methods4 Feb 2025US 12,214,911 B2The Boeing Compnay
- Composite structures, composite storage tanks, vehicles including such composite storage tanks, and related systems and methods24 Jan 2023US 11,559,964 B2Northrop Grumman Systems Corporation
- Tank for a spacecraft engine30 Aug 2022US 11,427,354 B2Arianegroup SAS
- Method for manufacturing a tank made of composite material30 Apr 2026US 2026/0116023 A1
- Transfer Line Chilldown Heat Transfer of Cryogenic Propellant in Microgravity using Low-thermally Conductive Coating and Pulse Flow for Space Exploration12 Feb 2026US 2026/0043379 A1
- Sliding vessel mount19 Dec 2024US 2024/0418327 A1Hexagon Purus North America Holdings Inc.
- Fuel tank for an aircraft, fuselage of an aircraft, and aircraft31 Oct 2024US 2024/0359809 A1
- Liquid tank, rocket, and method of manufacturing liquid tank28 Mar 2024US 2024/0102614 A1IHI Corporation
Most cited
By later US patents
- High performance, thin metal lined, composite overwrapped pressure vessel64US 5,822,838 ALockheed Martin Corporation · 1998
- Reinforced composite structure40US 6,090,465 ASpectrum Solutions L.L.C. · 2000
- High performance, thin metal lined, composite overwrapped pressure vessel28US 6,401,963 B1Lockheed Martin Corporation · 2002
- Method and apparatus for mounting a fluid containment cylinder19US 6,986,490 B2Hexagon Technology AS · 2006
- Method for attaching metallic tubing to nonmetallic pressure vessel, and pressure vessel made by the method17US 5,441,219 AMartin Marietta Corporation · 1995