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Class Information
Number: 114/121
Name: Ships > Ballasting
Description: Devices designed to steady and trim vessels, prevent careening, rolling, pitching, etc.










Sub-classes under this class:

Class Number Class Name Patents
114/122 Antirolling 81
114/126 Fins and boards 107
114/123 Floats 183
114/124 Shifting weights 64
114/125 Water tanks 224


Patents under this class:
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Patent Number Title Of Patent Date Issued
8601969 Float device Dec. 10, 2013
8523483 Ice break-up using artificially generated waves Sep. 3, 2013
8499707 Rescue boat Aug. 6, 2013
8491273 Ballast system Jul. 23, 2013
8479674 System and method for the active and passive stabilization of a vessel Jul. 9, 2013
8397657 Vertical glider robot Mar. 19, 2013
8312828 Preloading to reduce loads and save steel on topsides and grillage of catamaran systems Nov. 20, 2012
8215252 System and method for dynamic stabilization and navigation in high sea states Jul. 10, 2012
8136465 Apparatus and method for reducing motion of a floating vessel Mar. 20, 2012
8136470 System and method for modifying the net buoyancy of underwater objects Mar. 20, 2012
8123579 Protection of apparatus for capturing wave energy Feb. 28, 2012
8087370 Ship stability recovery system and car carrier equipped with the same Jan. 3, 2012
8051791 Helicopter landing platform having motion stabilizer for compensating ship roll and/or pitch Nov. 8, 2011
8047154 System for changing the attitude of linear underwater sensor arrays via neutrally buoyant fluid transfer Nov. 1, 2011
7987805 Neutrally buoyant submerged system using lesser density ballast fluid Aug. 2, 2011
7984685 Neutrally buoyant submerged system using greater density ballast fluid Jul. 26, 2011
7966959 Permeable hull to mitigate impact load in water Jun. 28, 2011
7918174 Anti-sloshing device in moon-pool Apr. 5, 2011
7900570 Roll motion damping device for a floating body Mar. 8, 2011
7890226 Apparatus and method of vessel emission management Feb. 15, 2011
7661381 Self-righting pool cleaning robot Feb. 16, 2010
7610869 Method and installation for loading and unloading compressed natural gas Nov. 3, 2009
7555992 Stabilizer apparatus and method Jul. 7, 2009
7527008 Ballast material and oil pollution prevention management system May. 5, 2009
7513204 Fin stabilizer to reduce roll for boats in turns method and apparatus Apr. 7, 2009
7500440 Roll motion damping device for a floating body Mar. 10, 2009
7240445 Inflatable display apparatus Jul. 10, 2007
7231880 Vessel with a multi-mode hull Jun. 19, 2007
7178474 Ballast system for boats Feb. 20, 2007
7111571 Arrangement in a marine vessel Sep. 26, 2006
6973847 Gyroscopic roll stabilizer for boats Dec. 13, 2005
6953002 Boat wake system Oct. 11, 2005
6907800 Shaftless gyrostabilizer for aerial platforms Jun. 21, 2005
6769372 Light transport ship Aug. 3, 2004
6619221 Oscillation suppression device Sep. 16, 2003
6575112 Elevated tow apparatus Jun. 10, 2003
6550408 Method and apparatus for loading and unloading cargo from a twin-hull sea-going ship Apr. 22, 2003
6487982 Anti-rolling structure for box-type floating body Dec. 3, 2002
6453839 Self stabilizing tow apparatus Sep. 24, 2002
6427616 Wake enhancement assembly Aug. 6, 2002
6390733 Simplified storage barge and method of operation May. 21, 2002
6354237 Coordinated trim tab control system for a marine vessel having port and starboard trim tabs Mar. 12, 2002
6234099 Methods and means to control boat wake May. 22, 2001
6220194 Hull construction Apr. 24, 2001
6213043 Method and device for counteracting of heeling of a vessel Apr. 10, 2001
6158370 Submersible underwater vehicle ballast equalization system Dec. 12, 2000
6073569 Advantageous use of battery mass in electric watercraft Jun. 13, 2000
6065417 Ship May. 23, 2000
6030148 Method for improving the feasibility of a drilling rig of jack-up type and a drilling rig of jack-up type Feb. 29, 2000
6021731 Ballast system for underwater vehicle Feb. 8, 2000

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