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Class Information
Number: 210/497.01
Name: Liquid purification or separation > Filter > Supported, shaped or superimposed formed mediums > Cylindrical, conical, or trough shape
Description: Apparatus in which the filter medium is shaped to form a cylinder, cone, or open trough.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621407 |
Extracorporeal blood filter system |
Nov. 24, 2009 |
| 7572377 |
Extracorporeal blood filter system |
Aug. 11, 2009 |
| 7563364 |
Curb inlet filter |
Jul. 21, 2009 |
| 7520984 |
Filter cartridge construction |
Apr. 21, 2009 |
| 7517448 |
Recycling cool water filter |
Apr. 14, 2009 |
| 7513993 |
Filter devices including a porous body |
Apr. 7, 2009 |
| 7504033 |
Water quality purification cartidge |
Mar. 17, 2009 |
| 7487875 |
Candle filter assembly and candle filter element |
Feb. 10, 2009 |
| 7485226 |
Device for receiving and separating chips and cooling liquid discharged from machine tools (sealing) |
Feb. 3, 2009 |
| 7473362 |
Water treatment system |
Jan. 6, 2009 |
| 7462282 |
Filter element and method for the production thereof |
Dec. 9, 2008 |
| 7459080 |
Flexible tube for cartridge filter |
Dec. 2, 2008 |
| 7448501 |
Concentric C-shaped filter and screen topology |
Nov. 11, 2008 |
| 7445711 |
Filter cartridge and an assembly of a filter housing and at least one such filter cartridge |
Nov. 4, 2008 |
| 7438812 |
Filter element and method of making |
Oct. 21, 2008 |
| 7389883 |
Filter cartridge |
Jun. 24, 2008 |
| 7380676 |
Filtering device |
Jun. 3, 2008 |
| 7374050 |
High capacity and high efficiency filter deck assembly |
May. 20, 2008 |
| 7357867 |
Filter element for keyed latch valve |
Apr. 15, 2008 |
| 7347937 |
Perfluorinated thermoplastic filter cartridge |
Mar. 25, 2008 |
| 7332075 |
Water filter assembly |
Feb. 19, 2008 |
| 7325566 |
Filtering seal for a fluid control valve |
Feb. 5, 2008 |
| RE39940 |
Screen plates and methods of manufacture |
Dec. 18, 2007 |
| 7294160 |
Air cleaner |
Nov. 13, 2007 |
| 7272895 |
Double flow cage compactor dryer apparatus and method of compacting and drying wastes |
Sep. 25, 2007 |
| 7247237 |
Fluid cleaning filter and filter device |
Jul. 24, 2007 |
| 7217361 |
Filter with support columns |
May. 15, 2007 |
| 7210584 |
Filter device, in particular for high-pressure applications in a molten polymer filtration |
May. 1, 2007 |
| 7204370 |
Extension and locking assembly for dripless element and container therefore |
Apr. 17, 2007 |
| 7191903 |
Filter insert with variable length center tube |
Mar. 20, 2007 |
| 7188733 |
Screening device, such as a screen cylinder, and method of manufacture of the screening device |
Mar. 13, 2007 |
| 7182754 |
Containerless tissue sample collection trap |
Feb. 27, 2007 |
| 7169302 |
Filter cartridge construction |
Jan. 30, 2007 |
| 7166210 |
Oil filter cartridge |
Jan. 23, 2007 |
| 7163625 |
Filtration device |
Jan. 16, 2007 |
| 7163623 |
Fuel filter with keys |
Jan. 16, 2007 |
| 7160453 |
Filter for removing contaminants from water |
Jan. 9, 2007 |
| 7153424 |
Apparatus for purifying water |
Dec. 26, 2006 |
| 7125490 |
Porous filter |
Oct. 24, 2006 |
| 7125491 |
Screen and process for manufacturing a screen of this kind |
Oct. 24, 2006 |
| 7118673 |
Filter for oil containing adhesive contaminants |
Oct. 10, 2006 |
| 7100686 |
Controlled-pressure drop liner |
Sep. 5, 2006 |
| 7097681 |
Structure of filtering bag combination |
Aug. 29, 2006 |
| 7093721 |
Filter assembly with sealed, magnetically coupled cleaning head actuator |
Aug. 22, 2006 |
| 7090772 |
Filter bag assembly |
Aug. 15, 2006 |
| 7087166 |
Filter element and filter device having replaceable filter |
Aug. 8, 2006 |
| 7086537 |
Extension and locking assembly for dripless element, and container therefore |
Aug. 8, 2006 |
| 7070692 |
Fuel filter with keys |
Jul. 4, 2006 |
| 7041217 |
Filter rings |
May. 9, 2006 |
| 7033502 |
UV lamp supported filter cartridge |
Apr. 25, 2006 |
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