F16L 37/32
At least one of two lift valves being opened automatically when the
Official title: at least one of two lift valves being opened automatically when the coupling is applied
F16L37/32 (At least one of two lift valves being opened automatically when the) appears on 787 US grants and 623 published applications in this corpus.
Search patents in F16L- Granted patents
- 787
- Published applications
- 623
- Assignees
- 359
- Inventors
- 1,034
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 11 | 0 |
| 1985 | 9 | 0 |
| 1986 | 12 | 0 |
| 1987 | 16 | 0 |
| 1988 | 11 | 0 |
| 1989 | 17 | 0 |
| 1990 | 21 | 0 |
| 1991 | 25 | 0 |
| 1992 | 16 | 0 |
| 1993 | 13 | 0 |
| 1994 | 15 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 21 | 0 |
| 2000 | 19 | 0 |
| 2001 | 10 | 1 |
| 2002 | 9 | 7 |
| 2003 | 9 | 9 |
| 2004 | 7 | 11 |
| 2005 | 12 | 16 |
| 2006 | 9 | 13 |
| 2007 | 9 | 16 |
| 2008 | 8 | 13 |
| 2009 | 11 | 22 |
| 2010 | 15 | 19 |
| 2011 | 12 | 14 |
| 2012 | 11 | 16 |
| 2013 | 14 | 22 |
| 2014 | 14 | 26 |
| 2015 | 20 | 18 |
| 2016 | 24 | 29 |
| 2017 | 16 | 32 |
| 2018 | 25 | 27 |
| 2019 | 27 | 31 |
| 2020 | 27 | 23 |
| 2021 | 34 | 37 |
| 2022 | 27 | 30 |
| 2023 | 23 | 39 |
| 2024 | 41 | 53 |
| 2025 | 49 | 50 |
| 2026 | 46 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Connector assembly22 Sep 2026US 12,742,512 B2A. Raymond Et Cie
- Quick connector15 Sep 2026US 12,736,164 B2Jpc Connectivity Inc.
- Low-spill coupling assembly15 Sep 2026US 12,736,165 B2Colder Products Company
- Dual-flow air chuck assembly8 Sep 2026US 12,729,788 B1Christopher Cox Creative
- Alignment guiding structure for quick coupler8 Sep 2026US 12,729,790 B2Shenzhen Fosttek Telecom Co., Ltd.
- Quick disconnect coupling systems and related methods1 Oct 2026US 2026/0298384 A1Blue Origin Manufacturing, LLC
- Low-spill coupling assembly1 Oct 2026US 2026/0298385 A1Colder Products Company
- Tube joint17 Sep 2026US 2026/0276123 A1Panasonic Projector & Display Corporation
- Communicating structure and commmunictaing method thereof17 Sep 2026US 2026/0276126 A1
- Compact fluid couplings3 Sep 2026US 2026/0258892 A1Colder Products Company
Most cited
By later US patents
- Quick connection coupling valve assembly195US 5,316,041 AColder Product Company · 1994
- Quick connection coupling valve assembly192US 5,494,074 AColder Products Company · 1996
- Low spill high flow quick coupling valve assembly156US 6,024,124 AColder Products Company · 2000
- Quick-disconnect service-line connector and valve assembly146US 4,421,146 ALiqui-Box Corporation · 1983
- Valve and method for assembling the same145US 5,911,403 AColder Products Company · 1999