Gas-holders of variable capacity
Official title: GAS-HOLDERS OF VARIABLE CAPACITY (self-acting gas cut-off devices A47J27/62, G05D; flame traps A62C4/00; gas mixers B01F, F16K11/00, G05D11/00; construction or assembling of bulk storage containers employing civil-engineering techniques E04H7/00, gas compressors F04; valves F16K; damping pulsations in valves or pipes F16K, F16L; pipes F16L; stopping devices for gas mains F16L55/10; vessels adapted for storing compressed, liquefied, or solidified gases F17C; gas distribution systems F17D1/04; detecting leakage F17D5/02, G01M; supervising or alarm devices F17D5/02, G08B; control of combustion in burners F23N; gas flow or pressure regulators G05D)
F17B (Gas-holders of variable capacity) appears on 35 US grants and 28 published applications in this corpus.
Search patents in F17B- Granted patents
- 35
- Published applications
- 28
- Assignees
- 36
- Inventors
- 76
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 4 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Recent patents
- Variable volume vessel with over-travel protection and/or anti-binding features5 May 2026US 12,618,514 B2Battelle Savannah River Alliance, LLC
- Pneumatic membrane gasometer for the storage of hydrogen gas at low pressure8 Jul 2025US 12,352,736 B2Ecomembrane S.R.L.
- Subsea fluid storage unit21 May 2024US 11,987,443 B2Subsea 7 Norway AS
- Subsea fluid storage unit6 Feb 2024US 11,891,241 B2Subsea 7 Norway AS
- Device and method for measuring the level of liquid in a container20 Dec 2022US 11,530,942 B2Truma Geraetetechnik GmbH & Co. KG
- Moderate-pressure large-volume hydrogen storage system19 Mar 2026US 2026/0078872 A1MorningStar Power Inc.
- High temperature sealing system for an axially expanding volume22 Jan 2026US 2026/0022799 A1Raytheon Company
- Variable volume hydrogen container or hydrogen compressor with improved hydrogen embrittlement resistance1 May 2025US 2025/0137586 A1Energyn Inc.
- Transport System for Hydrogen Gas6 Feb 2025US 2025/0043450 A1
- Compressed air energy storage and regeneration thereof26 Dec 2024US 2024/0426427 A1University of Virgina Patent Foundation
Most cited
- Variable-volume storage and dispensing apparatus for compressed natural gas129US 5,454,408 AThermo Power Corporation · 1995
- Method for sealing-in a gas in a bag with a gas filling compartment31US 8,661,772 B2Toyo Jidoki Co., Ltd. · 2014
- Storage tank with liquid insulator for storing cryogenic fluids using water displacement25US 4,209,271 AChicago Bridge & Iron Company · 1980
- Gas storage and recovery system22US 5,368,067 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1994
- Regulator valve diaphragm and valve assembly including the same18US 3,978,880 AOlin Corporation · 1976