B63B 21/60
Quick releases
B63B21/60 (Quick releases) appears on 72 US grants and 26 published applications in this corpus.
Search patents in B63B- Granted patents
- 72
- Published applications
- 26
- Assignees
- 38
- Inventors
- 121
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 4 |
| 2018 | 1 | 4 |
| 2019 | 5 | 2 |
| 2020 | 2 | 3 |
| 2021 | 2 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mechanical attachment mechanism with catchment fingers engaging curved grooves2 Dec 2025US 12,486,003 B2The United States of America as represented by the Secretary of the Navy
- Acoustic-electric remote control release hook used on water and underwater18 Oct 2022US 11,473,335 B1First Institute of Oceanography, Ministry of Natural Resources
- Automatic release system on a supply or tug vessel8 Mar 2022US 11,267,534 B2Bifrost Tug AS
- Emergency ship arrest system and method2 Mar 2021US 10,933,953 B2Alaska Maritime Prevention and Response Network
- Emergency vessel towing system and method2 Mar 2021US 10,933,954 B2Alaska Maritime Prevention and Response Network
- Mechanical Attachment Mechanism with Catchment Fingers Engaging Curved Grooves2 Nov 2023US 2023/0348023 A1The United States of America as represented by the Secretary of the Navy
- Tug with an all around towing installation17 Dec 2020US 2020/0391835 A1Imc Corporate Licensing B.V.
- Automatic release system on a supply- or tug-vessel12 Nov 2020US 2020/0354023 A1Bifrost Tug AS
- Quick release shackle6 Feb 2020US 2020/0039797 A9Durham Lifting Limited
- Emergency vessel towing system and method25 Apr 2019US 2019/0118910 A1Alaska Maritime Prevention and Response Network
Most cited
By later US patents
- Rigid mooring arm quick disconnect28US 4,119,051 AChicago Bridge & Iron Company · 1978
- Remote controlled scuttling buoy24US 3,947,907 AExxon Research & Engineering Co. · 1976
- Underhull quick disconnect mooring system22US 4,033,277 ACanadian Marine Drilling Ltd. · 1977
- Releasable toggle locking mooring hook22US 5,123,374 A1992
- Deep submergence vehicle (DSV) lightweight cable cutter21US 4,463,496 AThe United States of America as represented by the Secretary of the Navy · 1984