F16L 25/0081
Pipe joints comprising a liquid or fusible seal
Official title: {Pipe joints comprising a liquid or fusible seal}
F16L25/0081 (Pipe joints comprising a liquid or fusible seal) appears on 15 US grants and 18 published applications in this corpus.
Search patents in F16L- Granted patents
- 15
- Published applications
- 18
- Assignees
- 8
- Inventors
- 16
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 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 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 4 | 2 |
| 2019 | 2 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sealing member and method for manufacturing the same15 Sep 2026US 12,735,613 B2Canon Kabushiki Kaisha
- Pipe-in-pipe outer pipeline sealing systems and methods21 Oct 2025US 12,449,080 B2FlexSteel USA, LLC
- Method of joining pipes and fittings24 Sep 2019US 10,422,449 B2Omachron Intellectual Property Inc.
- Self-sealing circular cross-section sheet metal duct and method for manufacturing a sealed circular cross-section duct29 Jan 2019US 10,190,796 B2Ductmate Industries, Inc.
- System and method for producing chemicals at high temperature27 Nov 2018US 10,137,537 B2Frederick M. Mako
- Sealing member and method for manufacturing the same26 Jun 2025US 2025/0207007 A1Canon Kabushiki Kaisha
- Pipe-in-pipe outer pipeline sealing systems and methods23 Nov 2023US 2023/0375120 A1Trinity Bay Equipment Holdings, LLC
- Method of Installing Sealed Circular Ductwork23 May 2019US 2019/0154294 A1Ductmate Industries, Inc.
- System and Method for Producing Chemicals at High Temperature25 Apr 2019US 2019/0118313 A1
- Method for Joining Ceramics to Ceramics or Ceramics to Metals, and Apparatus10 May 2018US 2018/0128403 A1
Most cited
By later US patents
- Method of installing a self locking sheet metal duct5US 8,151,430 B2Ductmate Industries, Inc. · 2012
- Self locking sheet metal duct with a sealant and method for manufacturing the duct with a sealant and installing the duct with a sealant4US 7,478,467 B2Ductmate Industries, Inc. · 2009
- Self locking sheet metal duct with a sealant4US 7,708,034 B2Ductmate Industries, Inc. · 2010
- Tube coupling apparatus having liquefiable metal sealing layer3US 8,317,233 B2The Boeing Company · 2012
- Method of installing sealed circular ductwork3US 8,505,185 B2Ductmate Industries, Inc. · 2013