F16L 37/127
Using hooks hinged about an axis
Official title: using hooks hinged about an axis {(F16L37/1215 takes precedence)}
F16L37/127 (Using hooks hinged about an axis) appears on 97 US grants and 92 published applications in this corpus.
Search patents in F16L- Granted patents
- 97
- Published applications
- 92
- Assignees
- 64
- Inventors
- 165
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 3 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 5 |
| 2012 | 4 | 2 |
| 2013 | 4 | 3 |
| 2014 | 2 | 6 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 4 | 1 |
| 2018 | 3 | 2 |
| 2019 | 3 | 7 |
| 2020 | 2 | 9 |
| 2021 | 5 | 9 |
| 2022 | 9 | 4 |
| 2023 | 8 | 8 |
| 2024 | 9 | 8 |
| 2025 | 7 | 5 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Quick coupler service fitting83US 4,458,719 AImperial Clevite Inc. · 1984
- Method and apparatus for connecting an underwater flexible riser to a structure on the surface54US 5,947,642 APetroleo Brasileiro S.A. - Petrobras · 1999
- Sealing structure for an oil pipe female coupler40US 6,799,747 B1Plum Industrial Co., Ltd. · 2004
- Fast coupling for irrigation systems, particularly domestic irrigation systems38US 6,971,684 B2Ferrari Group S.r.l. · 2005
- Coupler36US 4,030,524 ADover Corporation · 1977