F16L 19/08
Joints in which sealing surfaces are pressed together by means of a
Official title: with metal rings which bite into the wall of the pipe {(F16L19/045 takes precedence)}
F16L19/08 (Joints in which sealing surfaces are pressed together by means of a) appears on 378 US grants and 370 published applications in this corpus.
Search patents in F16L- Granted patents
- 378
- Published applications
- 370
- Assignees
- 204
- Inventors
- 597
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 13 | 0 |
| 1978 | 5 | 0 |
| 1979 | 7 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 3 |
| 2002 | 4 | 3 |
| 2003 | 4 | 10 |
| 2004 | 4 | 17 |
| 2005 | 6 | 13 |
| 2006 | 9 | 14 |
| 2007 | 4 | 8 |
| 2008 | 13 | 18 |
| 2009 | 7 | 18 |
| 2010 | 15 | 33 |
| 2011 | 11 | 21 |
| 2012 | 7 | 15 |
| 2013 | 10 | 12 |
| 2014 | 9 | 12 |
| 2015 | 10 | 24 |
| 2016 | 15 | 16 |
| 2017 | 17 | 19 |
| 2018 | 14 | 21 |
| 2019 | 22 | 19 |
| 2020 | 12 | 13 |
| 2021 | 17 | 18 |
| 2022 | 13 | 14 |
| 2023 | 14 | 12 |
| 2024 | 9 | 10 |
| 2025 | 7 | 3 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- EMT compression slide over coupling three piece assembly25 Aug 2026US 12,716,529 B2Eaton Intelligent Power Limited
- Coupling device and combination and assembly thereof with a tube12 May 2026US 12,623,183 B2Technische Universiteit Eindhoven
- Hose joint sleeve and hose joint with the same31 Mar 2026US 12,590,659 B2Toyox Co., Ltd.
- Pipe joint10 Mar 2026US 12,571,491 B2Daikin Industries, Ltd.
- Port connecting assemblies and arrangements22 Jul 2025US 12,366,298 B2Swagelok Company
- Twin ferrule tube fitting13 Aug 2026US 2026/0235237 A1Crane Instrumentation & Sampling PFT Corp.
- Pipe fitting6 Aug 2026US 2026/0227012 A1SMC Corporation
- Fitting and System for Connecting Pipes with a Functional Unit30 Apr 2026US 2026/0117901 A1Viega Technology GmbH & Co. KG
- Fitting with sequential sealing action9 Apr 2026US 2026/0098597 A1
- Port connecting assemblies and arrangements23 Oct 2025US 2025/0327527 A1
Most cited
By later US patents
- Ferrule with relief to reduce galling1,299US 7,100,949 B2Swagelok Company · 2006
- Sanitary fitting having ferrule with grooved undercut502US 5,954,375 AEdstrom Industries, Inc. · 1999
- Push-in tube connector246US 4,335,908 A1982
- Double shield fitting130US 4,871,196 AMace Corporation · 1989
- Pipe fittings, and in particular for high pressure fluid pipes95US 4,309,050 ASociete Anonyme dite: Legris · 1982