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Class Information
Number: 114/183R
Name: Ships > Bilge discharge
Description:










Sub-classes under this class:

Class Number Class Name Patents
114/184 Ejectors 5
114/183A Wave motion 5


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8459195 Self load sensing circuit board controller diaphragm pump Jun. 11, 2013
8314157 Microwave-enhanced process to treat marine emulsion wastes Nov. 20, 2012
8235759 Engine cooling system drain Aug. 7, 2012
8136466 Self-bailing watercraft valve Mar. 20, 2012
7890226 Apparatus and method of vessel emission management Feb. 15, 2011
7841286 Automatic bilge pump system Nov. 30, 2010
7661380 Method of and apparatus for detecting and controlling bilge water in a sea vessel Feb. 16, 2010
7603210 Apparatus and method of vessel emission management Oct. 13, 2009
7549384 Motorwell throughhull Jun. 23, 2009
7491320 Marine vessel liquid strainer clogging indicator Feb. 17, 2009
7341015 Watercraft drain Mar. 11, 2008
7210423 Thru-hull cap May. 1, 2007
7140316 Boat drain valve Nov. 28, 2006
7117806 Personal watercraft Oct. 10, 2006
7025643 QuickFlush valve kit for flushing and winterizing of cooling system of inboard marine engines, power generators, air-conditioning units, and sailboat engines Apr. 11, 2006
6892663 Bilge water extraction device May. 17, 2005
6877451 Replacement retaining ring Apr. 12, 2005
6860217 Method for muffling discharge water from marine vessels Mar. 1, 2005
6837174 Pneumatic bilge liquid removal system and method therefor Jan. 4, 2005
6736081 Bilge management and control system of a vessel May. 18, 2004
6663451 Siphon pump for a marine propulsion device Dec. 16, 2003
6652750 Externally mounted bilge water filter and methods therefor Nov. 25, 2003
6651575 Shore-use bilge blower Nov. 25, 2003
6648702 Control system for small watercraft Nov. 18, 2003
6634312 One-way self-closing drain plug apparatus Oct. 21, 2003
6604481 Method and apparatus for permitting passage of conduits through hull of boat Aug. 12, 2003
6490986 Bilge pump interface housing and method of facilitating operation and replacement of a bilge pump and float switch Dec. 10, 2002
6477971 Bilge drainage system Nov. 12, 2002
6473004 Bilge pump monitor and alert system for boats and other vessels Oct. 29, 2002
6469641 Marine vessel monitoring system and method Oct. 22, 2002
6390007 Drain plug system for a boat May. 21, 2002
6357376 Boat drain assembly Mar. 19, 2002
6338309 Inboard motorboat bilge drainage system Jan. 15, 2002
6170423 Watercraft bilge system Jan. 9, 2001
6050867 Drain system for marine vessel Apr. 18, 2000
6038992 Bilge outlet hull fitting for water craft Mar. 21, 2000
6024042 Rib rigid hull inflatable boat with improved deck drainage and support construction Feb. 15, 2000
5950555 Bilge pump for a personal watercraft Sep. 14, 1999
5881664 Watercraft bilge system Mar. 16, 1999
5787833 Automatic blower device for clearing fumes from a boat's engine compartment Aug. 4, 1998
5722339 Drip control fitting Mar. 3, 1998
5699750 Self-bailing watersprite with positive buoyancy Dec. 23, 1997
5671906 Flush valve Sep. 30, 1997
5669323 Automatic bailer Sep. 23, 1997
5655937 Water-lift muffler evacuation device Aug. 12, 1997
5636586 Watercraft bilge system Jun. 10, 1997
5628269 Jump pump arrangement for jet boat May. 13, 1997
5419271 Bilge pump control system for personal watercraft May. 30, 1995
5388542 Water-borne ship and method of operation thereof Feb. 14, 1995
5385108 Automatic transom scupper valve Jan. 31, 1995

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