HydroHoist Marine Group, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS 412
 
  
 
B63B SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 236
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
H02B BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER 134
 
  
 
0301 TRUNKS, SUITCASES, BRIEFCASES, HANDBAGS, KEYHOLDERS, CASES SPECIALLY DESIGNED FOR THEIR CONTENTS, WALLETS AND SIMILAR ARTICLES142
 
  
 
1206 SHIPS AND BOATS115
 
  
 
1205 ELEVATORS AND HOISTS FOR LOADING OR CONVEYING118

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8991443 Air flow controller for pneumatically operated watercraft liftsOct 11, 06Mar 31, 15[B60V, B65B]
D701484 Boat hull padAug 26, 10Mar 25, 14[1206]
8608407 Top-lock connector for a floating dockJul 14, 11Dec 17, 13[B63C]
D663504 Cover for a boat lift pitman linkageMay 14, 10Jul 10, 12[1205]
7325503 Watercraft liftNov 16, 06Feb 05, 08[B63C]
D556451 Dock lockerDec 19, 06Dec 04, 07[0301]
7293522 Roller assembly for floating dockOct 29, 03Nov 13, 07[B63B]
D506431 Floating dockOct 29, 03Jun 21, 05[1206]
6844716 Breakaway utility pedestal with programmable internal metering for marine and recreational vehiclesNov 13, 02Jan 18, 05[H02B, G01R]
6422167 Apparatus and method for elevating a watercraft out of a body of waterAug 01, 01Jul 23, 02[B63C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6769839 Stern-on mooring boat liftExpiredApr 14, 03Aug 03, 04[B63C]
6752096 Unitary plastic boat lift buoyancy tankExpiredMay 17, 01Jun 22, 04[B63C]
6752097 Unitary plastic boat lift buoyancy tankExpiredDec 13, 02Jun 22, 04[B63C]
6547485 Stern-on mooring boat liftExpiredMar 14, 01Apr 15, 03[B63C]
5947049 Buoyant walkway module for a boatliftExpiredJul 14, 97Sep 07, 99[B63B]
5875727 Lift for a personal watercraftExpiredJul 23, 97Mar 02, 99[B63B]

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