F17C 2201/0171
Comprising a communication hole between chambers
Official title: comprising a communication hole between chambers
F17C2201/0171 (Comprising a communication hole between chambers) appears on 97 US grants and 102 published applications in this corpus.
Search patents in F17C- Granted patents
- 97
- Published applications
- 102
- Assignees
- 97
- Inventors
- 236
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 6 | 3 |
| 2003 | 6 | 0 |
| 2004 | 2 | 7 |
| 2005 | 2 | 3 |
| 2006 | 4 | 2 |
| 2007 | 2 | 4 |
| 2008 | 0 | 1 |
| 2009 | 0 | 6 |
| 2010 | 1 | 5 |
| 2011 | 2 | 2 |
| 2012 | 4 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 8 |
| 2015 | 2 | 7 |
| 2016 | 6 | 5 |
| 2017 | 3 | 4 |
| 2018 | 3 | 7 |
| 2019 | 6 | 4 |
| 2020 | 3 | 3 |
| 2021 | 3 | 4 |
| 2022 | 4 | 3 |
| 2023 | 2 | 1 |
| 2024 | 4 | 11 |
| 2025 | 4 | 5 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Fabricated pressure vessel89US 4,946,056 AButtes Gas & Oil Co. · 1990
- Cryogenic tank and aircraft structural interface74US 3,979,005 AThe Boeing Company · 1976
- Pressurised storage for gases54US 5,323,953 ARolls-Royce and Associated Ltd. · 1994
- Composite conformable pressure vessel48US 5,577,630 AThiokol Corporation · 1996
- Joint for connecting extrudable segments48US 6,220,779 B1Cordant Technologies Inc. · 2001