F16L 27/1275
By means of at least an external threaded bolt
Official title: {by means of at least an external threaded bolt}
F16L27/1275 (By means of at least an external threaded bolt) appears on 115 US grants and 77 published applications in this corpus.
Search patents in F16L- Granted patents
- 115
- Published applications
- 77
- Assignees
- 71
- Inventors
- 189
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 3 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 6 |
| 2014 | 3 | 5 |
| 2015 | 5 | 6 |
| 2016 | 5 | 6 |
| 2017 | 4 | 3 |
| 2018 | 7 | 3 |
| 2019 | 7 | 7 |
| 2020 | 3 | 6 |
| 2021 | 6 | 6 |
| 2022 | 5 | 5 |
| 2023 | 2 | 4 |
| 2024 | 4 | 1 |
| 2025 | 2 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pipe connector28 Oct 2025US 12,454,819 B2Maax Bath Inc.
- Sliding connector spool15 Jul 2025US 12,359,754 B2SRI Energy, Inc.
- Service tube assembly for a gas turbine engine22 Oct 2024US 12,123,314 B2Pratt & Whitney Canada Corp.
- Adjustable anti-freeze faucet8 Oct 2024US 12,110,666 B2The Mosack Group, Inc.
- Disengagement prevention structure for pipe connecting portion9 Jul 2024US 12,031,649 B2City of Kobe
- Thermal expansion coupler5 Feb 2026US 2026/0036232 A1BWXT Advanced Technologies LLC
- Sliding Connector Spool6 Nov 2025US 2025/0341269 A1SRI Energy, Inc.
- Flexible joint assembly7 Aug 2025US 2025/0251065 A1Victaulic Company
- Internal pressure self-sealing rotary compensator3 Jul 2025US 2025/0216011 A1
- Dryer vent hose device19 Jun 2025US 2025/0198546 A1
Most cited
By later US patents
- Pipe joining connection process114US 4,152,821 A1979
- Fluid flow delivery system80US 4,570,673 AHalliburton Company · 1986
- Rigid adjustable length assembly76US 4,603,887 AHalliburton Company · 1986
- Adjustable fracturing system76US 8,978,763 B2Cameron International Corporation · 2015
- Flexible coupling72US 4,249,786 AHydraflow Supply, Inc. · 1981