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Class Information
Number: 114/44
Name: Ships > Vessel raising and docking
Description: Miscellaneous means or devices for raising sunken or submerged vessels, floating drydocks, or devices specific to such use.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7444952 |
Boat hull rinsing device |
Nov. 4, 2008 |
| 7419329 |
Semi-submersible dry-docking lift apparatus |
Sep. 2, 2008 |
| 7413378 |
Boat lift |
Aug. 19, 2008 |
| 7383781 |
Drive units, drive systems and boat lift systems including the same |
Jun. 10, 2008 |
| 7377720 |
Boat lift |
May. 27, 2008 |
| 7318385 |
Boat lift |
Jan. 15, 2008 |
| 7299758 |
Apparatus for transporting boat lifts |
Nov. 27, 2007 |
| 7273329 |
Hydraulic boat lift |
Sep. 25, 2007 |
| 7267071 |
Apparatuses and methods useful for centering watercraft |
Sep. 11, 2007 |
| 7246970 |
Shallow water watercraft lift |
Jul. 24, 2007 |
| 7226041 |
Winch assembly for a lift structure supportive of a recreational boat and related watercraft |
Jun. 5, 2007 |
| 7213526 |
Personal watercraft lift |
May. 8, 2007 |
| 7210420 |
Floating drive on boat docking apparatus |
May. 1, 2007 |
| 7194971 |
Lift arrangement for boats |
Mar. 27, 2007 |
| 7191726 |
Boat pad and boat pad assembly |
Mar. 20, 2007 |
| 7182030 |
Kayak launcher |
Feb. 27, 2007 |
| 7156030 |
Boat lift |
Jan. 2, 2007 |
| 7153059 |
Boat ramp improvements |
Dec. 26, 2006 |
| 7143868 |
Underdeck pontoon lift system |
Dec. 5, 2006 |
| 7117805 |
Boat lift |
Oct. 10, 2006 |
| 7090431 |
Marine vessel lifting system with variable level detection |
Aug. 15, 2006 |
| 7059803 |
Powered boatlift with electronic controls |
Jun. 13, 2006 |
| 7055449 |
Apparatuses and methods useful for centering watercraft |
Jun. 6, 2006 |
| 7051665 |
Boat lift |
May. 30, 2006 |
| 7025531 |
Bidirectional adjustable boat cradle |
Apr. 11, 2006 |
| 7021861 |
Low profile floating lift for watercraft |
Apr. 4, 2006 |
| 6983707 |
Boat lift |
Jan. 10, 2006 |
| 6976442 |
Variable range apparatus for watercraft lift |
Dec. 20, 2005 |
| 6968802 |
Buoyant retrieval of unmanned seawater vehicles |
Nov. 29, 2005 |
| 6964239 |
Modular floating boat lift |
Nov. 15, 2005 |
| 6923138 |
Boat trailering system with self-alignment and latching |
Aug. 2, 2005 |
| 6923132 |
Watercraft lift assembly |
Aug. 2, 2005 |
| 6918345 |
Watercraft lifts and cable tie-off device for watercraft lifts |
Jul. 19, 2005 |
| 6907835 |
Boat lift |
Jun. 21, 2005 |
| 6907326 |
Autonomous surf zone line charge deployment system |
Jun. 14, 2005 |
| 6848379 |
Adjustable boat lift stanchion |
Feb. 1, 2005 |
| 6834604 |
Transporting a ship over shallows of a watercourse |
Dec. 28, 2004 |
| 6830002 |
Lift for watercraft |
Dec. 14, 2004 |
| 6823808 |
Boat hoist drive unit |
Nov. 30, 2004 |
| 6709197 |
Large capacity boat lift |
Mar. 23, 2004 |
| 6695533 |
Boat hoist hydraulic lift device |
Feb. 24, 2004 |
| 6640736 |
Synchronously driven, multiple cable boat lift |
Nov. 4, 2003 |
| 6612775 |
Hydraulic watercraft lift |
Sep. 2, 2003 |
| 6598549 |
Boat lift |
Jul. 29, 2003 |
| 6592291 |
Boat ramp |
Jul. 15, 2003 |
| 6591770 |
Boating lift |
Jul. 15, 2003 |
| 6584922 |
Portable boat lift |
Jul. 1, 2003 |
| 6575661 |
Boat lift |
Jun. 10, 2003 |
| 6558083 |
Dock installation and removal apparatus and method |
May. 6, 2003 |
| 6554533 |
Hydraulic boat hoist |
Apr. 29, 2003 |
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