F17C 2209/234
Of closing end pieces
Official title: of closing end pieces, e.g. caps
F17C2209/234 (Of closing end pieces) appears on 199 US grants and 249 published applications in this corpus.
Search patents in F17C- Granted patents
- 199
- Published applications
- 249
- Assignees
- 189
- Inventors
- 485
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 3 |
| 2003 | 6 | 9 |
| 2004 | 3 | 1 |
| 2005 | 0 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 4 |
| 2008 | 3 | 7 |
| 2009 | 1 | 7 |
| 2010 | 4 | 11 |
| 2011 | 4 | 15 |
| 2012 | 4 | 9 |
| 2013 | 7 | 8 |
| 2014 | 9 | 6 |
| 2015 | 10 | 15 |
| 2016 | 7 | 13 |
| 2017 | 10 | 5 |
| 2018 | 4 | 21 |
| 2019 | 10 | 15 |
| 2020 | 8 | 10 |
| 2021 | 13 | 14 |
| 2022 | 13 | 17 |
| 2023 | 6 | 13 |
| 2024 | 12 | 23 |
| 2025 | 16 | 12 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for constructing triple-shell tank15 Sep 2026US 12,735,248 B2Kawasaki Jukogyo Kabushiki Kaisha
- Space conformable pressurized gas storage system28 Jul 2026US 12,692,982 B2Quantum Fuel Systems LLC
- Tank comprising inner and outer enclosures and at least one duct passing through at least one deformable closure plate26 May 2026US 12,638,139 B2Airbus Operations GmbH
- Pressure tank for gas-operated vehicle5 May 2026US 12,618,525 B2Voith HySTech GmbH
- Pressure accumulator5 May 2026US 12,618,528 B2Jfe Steel Corporation
- Pressurized fluid container27 Aug 2026US 2026/0251263 A1Eifhytec
- Pressure tank26 Mar 2026US 2026/0085789 A1
- Method for manufacturing a large-sized seamless dome, and corresponding dome15 Jan 2026US 2026/0014616 A1Aubert & Duval
- Pressure vessel25 Dec 2025US 2025/0389386 A1Crompton Technology Group Limited
- Tank for pressurized gas25 Dec 2025US 2025/0389387 A1Faurecia Hydrogen Solutions France
Most cited
By later US patents
- High performance, thin metal lined, composite overwrapped pressure vessel64US 5,822,838 ALockheed Martin Corporation · 1998
- Carbon dioxide fill manifold and method43US 5,113,905 A1992
- Fluid tank and method of manufacturing it40US 4,925,044 A1990
- Layered pressure vessel head with machined surfaces31US 4,252,244 ANooter Corporation · 1981
- Filament wound vessel with improved polar fitting31US 4,438,858 ABrunswick Corporation · 1984