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Class Information
Number: 210/234
Name: Liquid purification or separation > With repair or assembling means > Removable treatment part with normally disabled flow controller
Description: Apparatus comprising a treatment part arranged to be removable and a valve in flow relationship thereto biased to close but being maintained open in normal use of the part.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7815054 Filter device Oct. 19, 2010
7776215 Flow control valve with plate spring force actuation Aug. 17, 2010
7767978 Ultraviolet water treatment device Aug. 3, 2010
7763170 Keyed filter assembly Jul. 27, 2010
7744758 Liquid filter Jun. 29, 2010
7704382 Gravity type fiber filter Apr. 27, 2010
7695619 Modular drinking water filtration system with adapter rings for replaceable cartridges to assure proper fit Apr. 13, 2010
7682507 Fluid filter element Mar. 23, 2010
7682508 Base for internal combustion engine filter cartridge Mar. 23, 2010
7662283 Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility Feb. 16, 2010
7662284 Liquid filter arrangement and methods Feb. 16, 2010
7651070 Canter element controlled combination manifold, valve and filter module system Jan. 26, 2010
7638046 Cartridge filter for aircraft Dec. 29, 2009
7615151 Filter with installation integrity and magnetic flow-control Nov. 10, 2009
7608136 In-line filter with quick-change coupling and a filter Oct. 27, 2009
7608184 Liquid filter Oct. 27, 2009
7553409 Replaceable liquid filter Jun. 30, 2009
7540957 Modular drinking water filtration system with bottom load cartridges with grip-enhanced end rings and color coding Jun. 2, 2009
7540956 Modular drinking water filtration system with removable and replaceable RO spindle Jun. 2, 2009
7531090 Fluid filter element May. 12, 2009
7517452 Filter assembly Apr. 14, 2009
7501057 Detachable rotational filter supporter Mar. 10, 2009
7481928 Hot disconnect replaceable water filter assembly Jan. 27, 2009
7481926 Filter device Jan. 27, 2009
7459078 Filter device Dec. 2, 2008
7442301 Filter housing apparatus with rotating filter replacement mechanism Oct. 28, 2008
7435347 Filter device and parts thereof and a method for operating of the filter device Oct. 14, 2008
7407148 Rotary valve assembly for fluid filtration system Aug. 5, 2008
7390407 Liquid filter Jun. 24, 2008
7387725 One-touch fitting type single or multiple adapter, filter assembly detachably engaged with the same and water purifying system employing these elements Jun. 17, 2008
7378017 Disposable fluid separation device and manifold assembly design with easy change-out feature May. 27, 2008
7357867 Filter element for keyed latch valve Apr. 15, 2008
7335300 Fluid filter element Feb. 26, 2008
7326342 Fuel filter cartridge and keyed end cap Feb. 5, 2008
7264718 Fluid filter apparatus and method Sep. 4, 2007
7261815 Water filter for refrigerator water dispenser Aug. 28, 2007
7182868 Device for filtering fluid substances, used for a meat materials injecting machine Feb. 27, 2007
7150828 Fluid filter having drain structure and drain tool Dec. 19, 2006
7147773 Refrigerator with treated water Dec. 12, 2006
7141166 Drain structure having drainpipe and fluid filter using the same Nov. 28, 2006
7101412 Self-sealing protection filter port Sep. 5, 2006
7070692 Fuel filter with keys Jul. 4, 2006
7056436 Disposable fluid separation device and manifold assembly design with easy change-out feature Jun. 6, 2006
7033513 Method and apparatus for filtering tap changer oil Apr. 25, 2006
6977039 Fluid filter apparatus and method Dec. 20, 2005
6966986 Under the counter filter installation Nov. 22, 2005
6960296 Oil filter unit with drain valve device Nov. 1, 2005
6953526 Filter assembly Oct. 11, 2005
6949189 Keyed filter assembly Sep. 27, 2005
6926827 Fuel dispenser filter with removable filter media Aug. 9, 2005

1 2 3 4










 
 
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