F16L 37/20
Joints tightened by toggle-action levers
F16L37/20 (Joints tightened by toggle-action levers) appears on 88 US grants and 83 published applications in this corpus.
Search patents in F16L- Granted patents
- 88
- Published applications
- 83
- Assignees
- 66
- Inventors
- 166
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 5 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 4 | 3 |
| 2018 | 1 | 7 |
| 2019 | 9 | 11 |
| 2020 | 5 | 5 |
| 2021 | 7 | 8 |
| 2022 | 7 | 5 |
| 2023 | 6 | 5 |
| 2024 | 6 | 5 |
| 2025 | 4 | 3 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure vessel26 May 2026US 12,640,380 B2Robert Bosch GmbH
- Coupling element and process for manufacturing such a coupling element6 Jan 2026US 12,516,761 B2Staubli Faverges
- Coupling element and process for manufacturing such a coupling element30 Dec 2025US 12,510,198 B2Staubli Faverges
- Quick disconnect adapter23 Dec 2025US 12,504,107 B2Carrier Corporation
- Expandable plenum flange and method of use24 Jun 2025US 12,339,029 B2
- Coupling Device For A Joining System With An Automatic Safety Lock Mechanism1 Oct 2026US 2026/0298382 A1Newfrey LLC
- Pipe joint13 Aug 2026US 2026/0235241 A1Pillar Corporation
- Self-centering clamping device16 Jul 2026US 2026/0201996 A1
- Multi-connection device with frontal coupling plates for simultaneous coupling of two or more hydraulic and/or electric lines9 Jul 2026US 2026/0194173 A1Faster S.p.A.
- Transfer system, unit and method for road construction fluids1 May 2025US 2025/0136432 A1Idaho Asphalt Supply, Inc.
Most cited
By later US patents
- Pipe union for cryogenic fluids56US 4,659,116 ADowell Schlumberger Incorporated · 1987
- Coupling30US 7,828,340 B2Allegheny Coupling Company · 2010
- Dry disconnect coupling including means for returning fluid residue to flow path28US 5,628,344 AEmco Wheaton, Inc. · 1997
- Quick connect-disconnect couplings25US 5,005,876 ADover Corporation · 1991
- Positive isolation disconnect24US 4,103,712 A1978