B63B 3/44
Bilge keels
Official title: Bilge keels (stabilising aspect B63B39/06)
B63B3/44 (Bilge keels) appears on 10 US grants and 6 published applications in this corpus.
Search patents in B63B- Granted patents
- 10
- Published applications
- 6
- Assignees
- 8
- Inventors
- 27
- Latest grant
- 26 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems and methods for configuring pontoons and strakes for marine vessels for bounce reduction and control26 Apr 2022US 11,312,450 B1Brunswick Corporation
- Fast ship7 Jun 2016US 9,359,048 B2Technische Universiteit Delft
- Bilge keel with porous leading edge19 Jan 2016US 9,238,501 B1The United States of America as represented by the Secretary of the Navy
- Advanced bilge keel design29 Oct 2013US 8,567,332 B1The United States of America as represented by the Secretary of the Navy
- Fin stabilizer to reduce roll for boats in turns method and apparatus7 Apr 2009US 7,513,204 B2Aluminum Chambered Boats, Inc.
- Box shaped bilge keel17 May 2018US 2018/0134346 A1Priserve Consulting Inc
- Fast Ship26 Nov 2015US 2015/0336643 A1Technische Universiteit Delft
- Stabilizer of ship rolling11 Feb 2010US 2010/0031861 A1
- Fin stabilizer to reduce roll for boats in turns method and apparatus30 Jul 2009US 2009/0188416 A1
- Fin stabilizer to reduce roll for boats in turns method and apparatus11 Sep 2008US 2008/0216730 A1Aluminum Chambered Boats, Inc.
Most cited
By later US patents
- Fin stabilizer to reduce roll for boats in turns method and apparatus55US 7,210,422 B1Aluminum Chambered Boats, Inc. · 2007
- Production vessel with sinusoidal waterline hull9US 5,701,835 APetroleum Geo-Services AS · 1997
- Systems and methods for configuring pontoons and strakes for marine vessels for bounce reduction and control6US 11,312,450 B1Brunswick Corporation · 2022
- Anti-rolling structure for box-type floating body6US 6,487,982 B2Ishikawajima-Harima Jukogyo Kabushiki Kaisha · 2002
- External rail system for a boat4US 5,706,751 A1998