F16J 15/068
The packing swelling under working conditions
Official title: {the packing swelling under working conditions}
F16J15/068 (The packing swelling under working conditions) appears on 65 US grants and 61 published applications in this corpus.
Search patents in F16J- Granted patents
- 65
- Published applications
- 61
- Assignees
- 54
- Inventors
- 147
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 3 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 3 |
| 2013 | 3 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 6 |
| 2016 | 1 | 3 |
| 2017 | 7 | 4 |
| 2018 | 3 | 3 |
| 2019 | 4 | 6 |
| 2020 | 4 | 4 |
| 2021 | 5 | 7 |
| 2022 | 4 | 4 |
| 2023 | 4 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Flame protection seals for gas turbine engines13 Jan 2026US 12,523,175 B1Pratt & Whitney Canada Corp.
- Using expandable metal as an alternate to existing metal to metal seals23 Sep 2025US 12,421,824 B2Halliburton Energy Services.Inc.
- Sealing device7 May 2024US 11,976,728 B2Maag Automatik GmbH
- Method and system for creating metal-to-metal26 Sep 2023US 11,767,730 B2Halliburton Energy Services.Inc.
- High pressure, low temperature coupling6 Aug 2026US 2026/0224267 A1BTG International Limited
- High Pressure, Low Temperature Coupling22 Jun 2023US 2023/0190356 A1BTG International Limited
- Bidirectional pressure-intensified seal15 Jun 2023US 2023/0184050 A1SPM Oil & Gas PC LLC
- Using expandable metal as an alternate to existing metal to metal seals1 Dec 2022US 2022/0381108 A1Halliburton Energy Services.Inc.
- Clamp on seal for water leaks20 Oct 2022US 2022/0333716 A1Halliburton Energy Services, Inc.
Most cited
By later US patents
- Disinfecting articles with ozone235US 10,842,897 B2éClair Medical Systems, Inc. · 2020
- Expandable gasket, sealed joint and method of forming same35US 5,531,454 AIndian Head Industries, Inc. · 1996
- Shape memory alloy sealing components34US 6,053,992 AMemry Corporation · 2000
- Swellable compositions, articles formed therefrom, and methods of manufacture thereof34US 9,745,451 B2Baker Hughes Incorporated · 2017
- Swellable compositions, articles formed therefrom, and methods of manufacture thereof32US 10,119,011 B2Baker Hughes, A Ge Company, LLC · 2018