F16L 25/023
For joints in which sealing surfaces are pressed together by means of
Official title: {for joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts}
F16L25/023 (For joints in which sealing surfaces are pressed together by means of) appears on 34 US grants and 16 published applications in this corpus.
Search patents in F16L- Granted patents
- 34
- Published applications
- 16
- Assignees
- 27
- Inventors
- 60
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 4 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dielectric union and method of assembling the same10 Feb 2026US 12,546,418 B1Red-White Valve Corp.
- Stainless steel bimetallic coupling29 Jul 2025US 12,372,172 B1Calpipe Industries, LLC
- Corrugated pipe connection device11 Feb 2025US 12,222,052 B1Kofulso Co., Ltd.
- Split pulse tube connecting line25 Jun 2024US 12,018,780 B2Sumitomo (SHI) Cryogenics of America, Inc.
- Pipe coupler23 May 2023US 11,655,923 B2Junsungenc Co., Ltd.
- Dielectric union and method of assembling the same9 Jul 2026US 2026/0194168 A1Red-White Valve Corp.
- Corrugated pipe connection device13 Feb 2025US 2025/0052343 A1Kofulso Co., Ltd.
- Pipe coupler14 Oct 2021US 2021/0317936 A1Junsungenc Co., Ltd.
- Split pulse tube connecting line30 Sep 2021US 2021/0301957 A1Sumitomo (SHI) Cryogenics of America, Inc.
- Electrical isolator8 Oct 2020US 2020/0321148 A1Crompton Technology Group Limited
Most cited
By later US patents
- Isolated conduit system58US 5,865,473 AEmhart Inc. · 1999
- Fluid conducting connector assembly with insulative properties31US 5,169,180 ABrass-Craft Manufacturing Company · 1992
- Tube coupling26US 5,308,122 ATylok International, Inc. · 1994
- Electrically insulated tube union25US 5,114,190 AParker-Hannifin Corporation · 1992
- Electrically insulating gas line system24US 5,588,682 ASchwler Manufacturing Company Inc. · 1996