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Class Information
Number: 210/455
Name: Liquid purification or separation > Filter > Receptacle and modified spacing surface or support for filter medium
Description: Apparatus comprising (1) a supporting receptacle for a filter medium an inner surface of which is modified as by grooves or ribs, or (2) a separate spacing member engaging the inner surface of the receptacle.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8685243 Fluid filter Apr. 1, 2014
8673149 Liquid filter assembly Mar. 18, 2014
8632676 Liquid filter assembly; components; and methods Jan. 21, 2014
8608962 Square ink filter vessel for a printing press Dec. 17, 2013
8591731 Dual media fluid filter Nov. 26, 2013
8574497 Separator and separation strip Nov. 5, 2013
8562831 Water filter assembly Oct. 22, 2013
8561810 Filter cartridge with a positioning cylinder for holding filter element in place Oct. 22, 2013
8550255 Filter device and filter element Oct. 8, 2013
8540080 Fluid filter system Sep. 24, 2013
8540874 Rotary cartridge filter with attachments Sep. 24, 2013
8535529 Canister filter system with drain that cooperates with filter element Sep. 17, 2013
8535530 Liquid filter arrangement; components; and, methods Sep. 17, 2013
8528743 Strainer for use with the outlet of a container Sep. 10, 2013
8517185 Two stage fuel water separator and particulate filter utilizing pleated nanofiber filter material Aug. 27, 2013
8511481 Liquid filter, in particular an oil filter Aug. 20, 2013
8512563 Housing pot for accommodating a filter element in a filter device Aug. 20, 2013
8501003 Canister filter system with drain that cooperates with filter element Aug. 6, 2013
8480896 Scavenging filter Jul. 9, 2013
8460208 Flask for preparing a cytological suspension based on a fixing solution Jun. 11, 2013
8453847 Filter cartridge unit with adhesive interconnecting filter cartridge and end plates Jun. 4, 2013
8453848 Filter cartridge for liquid filtration; assembly; and, methods Jun. 4, 2013
8438788 Apparatus for harvesting rainwater May. 14, 2013
8440083 Replaceable filter elements including plural filter media and related filtration systems, techniques and methods May. 14, 2013
8424685 Single port manifold Apr. 23, 2013
8424686 Method and apparatus for reinforcing a tubular-shaped sealing collar extending from a filter apparatus Apr. 23, 2013
8419938 Fluid filter system Apr. 16, 2013
8409311 Filtering device Apr. 2, 2013
8376147 Filter cartridge Feb. 19, 2013
8371453 Bottom feed liquid filter Feb. 12, 2013
8361417 Valve for facilitating and maintaining separation of fluids and materials Jan. 29, 2013
8349180 Filter elements and assemblies Jan. 8, 2013
8333890 Filter cartridge having a filter within a filter, and an endplate sealing structure on an outer filter element Dec. 18, 2012
8329033 Fuel supply device, particularly for an internal combustion engine Dec. 11, 2012
8323490 Pressurized water filtration system Dec. 4, 2012
8323493 Fluid filter Dec. 4, 2012
8307990 Filter module designed to limit zones of stagnation for a liquid Nov. 13, 2012
8307759 Extending filter basket Nov. 13, 2012
8282825 Cylindrical inline fluids filter Oct. 9, 2012
8276763 Filter cartridge with flow passage in end plate Oct. 2, 2012
8273312 Liquid testing assembly Sep. 25, 2012
8272516 Fluid filter system Sep. 25, 2012
8262908 Rotary cartridge filter Sep. 11, 2012
8261918 Poly-container for solid phase-liquid phase separation Sep. 11, 2012
8256625 Water filtration system Sep. 4, 2012
8241496 Filter device and method of producing the same Aug. 14, 2012
8221813 Single-serve permeable beverage filter and method of using same Jul. 17, 2012
8221625 Process for producing polyolefin resin composition and filter device for use in this process Jul. 17, 2012
8220206 Gutter filter Jul. 17, 2012
8192621 Apparatus for filtering fluids Jun. 5, 2012

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