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Class Information
Number: 114/227
Name: Ships > Leak stoppers
Description: Devices for stopping leaks of vessels applied from the inside or from the exterior of the vessel, but not of the nature of linings and fillings between bottoms, planks, or plates.










Sub-classes under this class:

Class Number Class Name Patents
114/229 Aprons, mats, etc. 34
114/228 Interior 13


Patents under this class:
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Patent Number Title Of Patent Date Issued
8689717 Emergency repair plug to slow down water inflow through an opening Apr. 8, 2014
8424478 Device for temporary remediation of holes in ship hulls Apr. 23, 2013
8387548 Marine-vessel, anti-puncture, self-sealing, water-leak protection Mar. 5, 2013
7699012 Apparatus for plugging a seacock externally Apr. 20, 2010
7451717 Systems and processes for covering openings of marine vessel hulls Nov. 18, 2008
7357091 Rapid self-repairing and unsinkable watercraft Apr. 15, 2008
6722304 Breach filling device Apr. 20, 2004
6591470 Method and apparatus for rapidly plugging a leak from a container Jul. 15, 2003
6543486 Leakage plugging method and implement Apr. 8, 2003
6508040 Hole patching device and method of use Jan. 21, 2003
6467421 Breach filling device Oct. 22, 2002
6152059 Emergency bulk liquid cargo spill prevention system Nov. 28, 2000
6098563 Tanker spillage protection system Aug. 8, 2000
6058870 Breach filling device May. 9, 2000
5927223 Sealing plug insertion systems Jul. 27, 1999
5735227 Apparatus for sealing ruptures Apr. 7, 1998
5421281 Pillows adapted for use on board oil spill system for oil carrying tanker Jun. 6, 1995
5305702 Vessel opening repair apparatus Apr. 26, 1994
5279092 Pressure wall patch Jan. 18, 1994
5277143 Ship hull repair apparatus Jan. 11, 1994
5253602 Appliance for plugging a hole in a boat hull Oct. 19, 1993
5245941 Apparatus for sealing a damaged vessel Sep. 21, 1993
5203273 Oil spill rapid response, containment and stoppage method and apparatus Apr. 20, 1993
5195446 Apparatus and method for covering openings in hulls of damaged ships Mar. 23, 1993
5143012 Inflatable temporary boat hull seal assembly Sep. 1, 1992
5058519 Emergency damage patch and method for boats or the like Oct. 22, 1991
5038701 Method and means for covering openings in hulls of damaged ships Aug. 13, 1991
5036786 Patch system for ship hulls Aug. 6, 1991
5030493 High strength resin-cloth structural system Jul. 9, 1991
5025972 Apparatus for patching a hole in the hull of a moving ship Jun. 25, 1991
5009180 Hull hole closure for an oil tanker Apr. 23, 1991
4981097 On-board oil spill prevention and recovery system Jan. 1, 1991
4971584 Water jet propelling vessel Nov. 20, 1990
4953491 Temporary, reusable, movable hull patch for a damaged oil tanker Sep. 4, 1990
4951590 Umbrella-like apparatus for closing an unwanted aperture in a substantially panel-like member in an emergency Aug. 28, 1990
4892219 Plugging device Jan. 9, 1990
4626128 Underwater gas pocket work unit and removal of dangerous fumes and gases therefrom Dec. 2, 1986
4569303 Ship fluid cargo salvage diaper Feb. 11, 1986
4519856 Resin-cloth structural system May. 28, 1985
4455186 Self-contained exothermic applicator and process Jun. 19, 1984
4390333 Apparatus suitable for use in closing openings with a foam-expanded bladder Jun. 28, 1983
4385582 Inflatable device to close a hull breach May. 31, 1983
4362437 Apparatus for providing a liquid free working environment on submerged surfaces Dec. 7, 1982
4329132 Hole plugging system May. 11, 1982
4321101 Method and apparatus for coating submerged portions of floating structures Mar. 23, 1982
4303036 Damage control craft Dec. 1, 1981
4273598 Methods of making adhesive bonds Jun. 16, 1981
4175510 Cofferdam Nov. 27, 1979
4161155 Patch for ship hulls Jul. 17, 1979
4114552 Cryothermal manipulation of petroleum Sep. 19, 1978

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