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Class Information
Number: 210/473
Name: Liquid purification or separation > Filter > Resting on supporting receiver, e.g., portable
Description: Apparatus including structure to support the filter on or readily attach the filter to a liquid receiver or container.










Sub-classes under this class:

Class Number Class Name Patents
210/482 At lower end or prefilt receiver 144
210/474 At upper edge of filtrate receiver 453
210/477 Resting on internal stop or surface 238


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8673149 Liquid filter assembly Mar. 18, 2014
8608956 Curb inlet catch basin filtration apparatus Dec. 17, 2013
8574497 Separator and separation strip Nov. 5, 2013
8557115 Dual stage ultrafilter devices in the form of portable filter devices, shower devices, and hydration Oct. 15, 2013
8377292 Water filter and dispenser system Feb. 19, 2013
8377299 Water filtering device and system Feb. 19, 2013
8261918 Poly-container for solid phase-liquid phase separation Sep. 11, 2012
8221623 Demountable filtering device Jul. 17, 2012
8216465 Filter assembly Jul. 10, 2012
8177966 UV liquid storage and dispensing device May. 15, 2012
8167140 Filter apparatus capable of releasing air May. 1, 2012
8158009 Methods and apparatus for foam control in a vacuum filtration system Apr. 17, 2012
8153008 Device and method for filtering blood Apr. 10, 2012
8142652 Container for purification of water by sunlight Mar. 27, 2012
8128820 UV liquid storage and dispensing device Mar. 6, 2012
8043502 Water pitcher filter Oct. 25, 2011
8025963 Nanoporous filter Sep. 27, 2011
8017005 Adjustable, configurable storm inlet filter Sep. 13, 2011
7997423 Container for storing a liquid such as cooking oil Aug. 16, 2011
7997420 Filter apparatus capable of releasing air Aug. 16, 2011
7955501 Floating filter holder Jun. 7, 2011
7926414 Material for a manual drip coffee cone Apr. 19, 2011
7866485 Apparatus and method for preparing platelet rich plasma and concentrates thereof Jan. 11, 2011
7862720 Portable filtration system Jan. 4, 2011
7850859 Water treating methods Dec. 14, 2010
7837865 Container for purifying water by utilization of sunlight Nov. 23, 2010
7832567 Drop-in filter for spray gun reservoir Nov. 16, 2010
7807052 Apparatus for buoyancy driven filtration Oct. 5, 2010
7798333 Systems, apparatus and methods for vacuum filtration Sep. 21, 2010
7767087 Floating filter holder Aug. 3, 2010
7740755 Foam insert for rain gutter Jun. 22, 2010
7681740 One or two part container drain strainer assembly that prevents clogging when draining liquids from containers Mar. 23, 2010
7655277 Titania composite membrane for water/alcohol separation, and preparation thereof Feb. 2, 2010
7615152 Water filter device Nov. 10, 2009
7510088 Liquid filter cartridge Mar. 31, 2009
7491328 Fuel sampler/strainer assembly Feb. 17, 2009
7467718 Combination strainer and service bowl Dec. 23, 2008
7464638 Reusable beverage filter Dec. 16, 2008
7461585 Portable electrical expresso machine Dec. 9, 2008
7455766 System for filtering stormwater-carried debris flowing through a gutter inlet into a catch basin Nov. 25, 2008
7422120 Colander bowl and server Sep. 9, 2008
7416087 Interiorly disposed filter for portable fuel container Aug. 26, 2008
7357861 Curb inlet filter Apr. 15, 2008
7309418 Water contaminant indicators Dec. 18, 2007
7300574 System for filtering stormwater-carried debris flowing through a gutter inlet into a catch basin Nov. 27, 2007
7208081 Gutter foam filter Apr. 24, 2007
7178675 Drain water filter assembly Feb. 20, 2007
7179371 Securable curb inlet filter Feb. 20, 2007
7163618 Multi-inlet port manifold for a medical waste receiver having an elevated filter element and tethered inlet port caps Jan. 16, 2007
7153424 Apparatus for purifying water Dec. 26, 2006

1 2 3










 
 
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