F16L 27/06
With special sealing means between the engaging surfaces
Official title: with special sealing means between the engaging surfaces
F16L27/06 (With special sealing means between the engaging surfaces) appears on 202 US grants and 133 published applications in this corpus.
Search patents in F16L- Granted patents
- 202
- Published applications
- 133
- Assignees
- 135
- Inventors
- 329
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 3 |
| 2004 | 4 | 8 |
| 2005 | 6 | 5 |
| 2006 | 3 | 2 |
| 2007 | 3 | 1 |
| 2008 | 1 | 4 |
| 2009 | 2 | 1 |
| 2010 | 2 | 8 |
| 2011 | 4 | 5 |
| 2012 | 6 | 2 |
| 2013 | 3 | 4 |
| 2014 | 3 | 5 |
| 2015 | 5 | 8 |
| 2016 | 3 | 7 |
| 2017 | 3 | 6 |
| 2018 | 6 | 8 |
| 2019 | 6 | 4 |
| 2020 | 10 | 12 |
| 2021 | 6 | 6 |
| 2022 | 1 | 4 |
| 2023 | 11 | 4 |
| 2024 | 8 | 8 |
| 2025 | 9 | 7 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low-spill coupling assembly15 Sep 2026US 12,736,165 B2Colder Products Company
- Low-spill coupling assembly7 Jul 2026US 12,674,535 B2Colder Products Company
- Flexible joint assembly23 Jun 2026US 12,663,107 B2Victaulic Company
- Low-spill coupling assembly14 Apr 2026US 12,601,437 B2Colder Products Company
- Low-spill coupling assembly31 Mar 2026US 12,590,662 B2Colder Products Company
- Low-spill coupling assembly1 Oct 2026US 2026/0298385 A1Colder Products Company
- Flexible joint assembly24 Sep 2026US 2026/0287100 A1Victaulic Company
- Clamped Quick Connect Misalignment-Compensating Union for Fluid Transfer27 Aug 2026US 2026/0251250 A1Dixon Valve and Coupling Company
- Plug connector16 Jul 2026US 2026/0201986 A1Carl Freudenberg KG
- Low-spill coupling assembly16 Jul 2026US 2026/0201998 A1Colder Products Company
Most cited
By later US patents
- Apparatus for rigidly interconnecting misaligned pipe ends133US 4,045,054 AHydroTech International, Inc. · 1977
- Resilient annular seal with supporting liner131US 4,553,775 APressure Science Incorporated · 1985
- Flexible connector assembly116US 5,288,110 AAeroquip Corporation · 1994
- Anti-emission exhaust pipe joint and clamp therefor68US 3,964,773 AMercury Metal Products, Inc. · 1976
- Hydraulically operated misalignment connector52US 4,153,278 AVetco, Inc. · 1979