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Class Information
Number: 210/484
Name: Liquid purification or separation > Filter > Supported, shaped or superimposed formed mediums > Medium within foraminous supporting container or sheath
Description: Apparatus in which the filtering medium is retained within a foraminous supporting container or sheath, e.g., removable cartridges.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7615148 |
Seawall filter |
Nov. 10, 2009 |
| 7588686 |
Dual porosity filter |
Sep. 15, 2009 |
| 7588732 |
Autologus tissue harvesting and irrigation device |
Sep. 15, 2009 |
| 7566399 |
Water purifier |
Jul. 28, 2009 |
| 7563364 |
Curb inlet filter |
Jul. 21, 2009 |
| 7520913 |
Non-cylindrical filter elements, and methods |
Apr. 21, 2009 |
| 7481862 |
Filter assembly using adhesive center tube |
Jan. 27, 2009 |
| 7462282 |
Filter element and method for the production thereof |
Dec. 9, 2008 |
| 7449105 |
Water filtration and erosion control system |
Nov. 11, 2008 |
| 7445124 |
Filter |
Nov. 4, 2008 |
| 7410576 |
Mobile filtration system and method |
Aug. 12, 2008 |
| 7396461 |
Filter cartridge for gravity-fed water treatment device |
Jul. 8, 2008 |
| 7389883 |
Filter cartridge |
Jun. 24, 2008 |
| 7314553 |
Pool filter cleaning device |
Jan. 1, 2008 |
| 7306727 |
Disposable tangential flow filtration device holder |
Dec. 11, 2007 |
| 7216767 |
Screen basket and shale shakers |
May. 15, 2007 |
| 7210584 |
Filter device, in particular for high-pressure applications in a molten polymer filtration |
May. 1, 2007 |
| 7163620 |
Retro filter bag |
Jan. 16, 2007 |
| 7153420 |
Water purification by polymer colloids |
Dec. 26, 2006 |
| 7128772 |
Filter assembly, process for producing the filter assembly and filter body having the filter assembly |
Oct. 31, 2006 |
| 7112275 |
Water tank filter and purifier |
Sep. 26, 2006 |
| 7094344 |
Filter device |
Aug. 22, 2006 |
| 7090769 |
Vacuum for spas and method of use |
Aug. 15, 2006 |
| 7073670 |
High capacity depth filter bag |
Jul. 11, 2006 |
| 7060181 |
Dual density filter cartridge |
Jun. 13, 2006 |
| 7029582 |
Fuel filter device |
Apr. 18, 2006 |
| 6986842 |
Filter element with foam girdle to secure pleats and method of forming same |
Jan. 17, 2006 |
| 6939463 |
Spa and pool filter |
Sep. 6, 2005 |
| 6911145 |
Apparatus and methods for separating slurried material |
Jun. 28, 2005 |
| 6910589 |
Annular pleated filter cartridge for liquid filtration apparatus |
Jun. 28, 2005 |
| 6878266 |
Spa and pool filter |
Apr. 12, 2005 |
| 6875346 |
Filter |
Apr. 5, 2005 |
| 6875342 |
Filter cartridge with structurally and adhesively attached outer sleeve and method of assembly |
Apr. 5, 2005 |
| 6866773 |
Filtration cartridge |
Mar. 15, 2005 |
| 6854601 |
Bacteriostatic filter cartridge |
Feb. 15, 2005 |
| 6811692 |
Bristled septic filter |
Nov. 2, 2004 |
| 6799686 |
Tubular filtration apparatus |
Oct. 5, 2004 |
| 6797164 |
Filtering system for a pool or spa |
Sep. 28, 2004 |
| 6767457 |
Recirculating filter |
Jul. 27, 2004 |
| 6758971 |
Self-priming dialysis filter |
Jul. 6, 2004 |
| 6742659 |
Multiple well plate with adhesive bonded filter |
Jun. 1, 2004 |
| 6733669 |
Water filter bottle |
May. 11, 2004 |
| 6706183 |
Filter |
Mar. 16, 2004 |
| 6685843 |
Internal spa filter |
Feb. 3, 2004 |
| 6623634 |
Tissue float water bath liner and filter |
Sep. 23, 2003 |
| 6599420 |
Filter bag |
Jul. 29, 2003 |
| 6579458 |
Screening device |
Jun. 17, 2003 |
| 6572765 |
Filtering system for swimming pool |
Jun. 3, 2003 |
| 6568539 |
Renewable filter with a bypass valve |
May. 27, 2003 |
| 6562233 |
Storm drain line with riser 2 |
May. 13, 2003 |
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