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Class Information
Number: 210/435
Name: Liquid purification or separation > Filter > Within flow line or flow line connected close casing
Description: Apparatus wherein the filter medium is totally positioned in a casing which is imperforate except for flow line means for introducing and discharging fluid.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7410575 |
Fluid filter and cap member |
Aug. 12, 2008 |
| 7407578 |
Liquid filtering instrument and dry type analysis device |
Aug. 5, 2008 |
| 7404493 |
Filter device including pleated filter incorporated in a housing |
Jul. 29, 2008 |
| 7389883 |
Filter cartridge |
Jun. 24, 2008 |
| 7360658 |
Extension and locking assembly for dripless element and container therefore |
Apr. 22, 2008 |
| 7357866 |
Filter module, installation kit for a filter module and a filter device |
Apr. 15, 2008 |
| 7354470 |
Multiple retainer bridge |
Apr. 8, 2008 |
| 7332096 |
Blood filter assembly having multiple filtration regions |
Feb. 19, 2008 |
| 7316779 |
Filtration system and method for obtaining a cytology layer |
Jan. 8, 2008 |
| 7309424 |
Filtering apparatus, back wash method therefor, filtering device and power plant |
Dec. 18, 2007 |
| 7296689 |
Filter cartridge for liquid media at risk for freezing, particularly for use in fuel cell operated vehicles and in internal combustion engines |
Nov. 20, 2007 |
| 7278541 |
Method of making a filter assembly having a flexible housing |
Oct. 9, 2007 |
| 7270757 |
High capacity gravity feed filter for filtering blood and blood products |
Sep. 18, 2007 |
| 7237681 |
Ring filter element for a liquid filter |
Jul. 3, 2007 |
| 7232035 |
Liquid filter with directional fluid insert |
Jun. 19, 2007 |
| 7226538 |
Fluid processing apparatus |
Jun. 5, 2007 |
| 7220291 |
Filter housing assembly |
May. 22, 2007 |
| 7204370 |
Extension and locking assembly for dripless element and container therefore |
Apr. 17, 2007 |
| 7186337 |
Quick-change filter and bracket system |
Mar. 6, 2007 |
| 7182865 |
Device for separating whole blood under gravitational force |
Feb. 27, 2007 |
| 7156239 |
Filter unit for freezable liquids, particularly for a metering unit of an exhaust gas treatment device |
Jan. 2, 2007 |
| 7138052 |
Quick change fitter and bracket system with key system and universal key option |
Nov. 21, 2006 |
| 7128218 |
Metal oil pan with an integrated oil filter |
Oct. 31, 2006 |
| 7108785 |
Blood conditioning device |
Sep. 19, 2006 |
| 7086537 |
Extension and locking assembly for dripless element, and container therefore |
Aug. 8, 2006 |
| 7060183 |
Unit for filtering a fluid |
Jun. 13, 2006 |
| 7056436 |
Disposable fluid separation device and manifold assembly design with easy change-out feature |
Jun. 6, 2006 |
| 7029465 |
Filter ampoule system |
Apr. 18, 2006 |
| 7014049 |
Device for bio-affinity material |
Mar. 21, 2006 |
| 7011754 |
Filtering device having filter bag seal |
Mar. 14, 2006 |
| 7005066 |
Trash trap for liquid manure disposal systems |
Feb. 28, 2006 |
| 6994741 |
Protective filter cover |
Feb. 7, 2006 |
| 6986426 |
Extension and locking assembly for dripless element, and container therefore |
Jan. 17, 2006 |
| 6983851 |
Extension and locking assembly for dripless element, and container therefore |
Jan. 10, 2006 |
| 6981877 |
Simplified direct oxidation fuel cell system |
Jan. 3, 2006 |
| 6977006 |
Keyed system for connection of filter cartridge to filter holder |
Dec. 20, 2005 |
| 6976546 |
Drilling mud filtration device |
Dec. 20, 2005 |
| 6957742 |
Vented trap |
Oct. 25, 2005 |
| 6951613 |
Genetic vaccination device and process for forming an injection therefor |
Oct. 4, 2005 |
| 6926826 |
Quick change filter and bracket system with key system and universal key option |
Aug. 9, 2005 |
| 6926829 |
Apparatus and method for separating fluids through a membrane |
Aug. 9, 2005 |
| 6881333 |
Water purifier filtration portion, water purifier main body, and water purifier including the both |
Apr. 19, 2005 |
| 6874642 |
Filtering element made of absorbent paper material in the form of a tubular cylinder |
Apr. 5, 2005 |
| 6872307 |
Systems and methods for on line finishing of cellular blood products like platelets harvested for therapeutic purposes |
Mar. 29, 2005 |
| 6860393 |
Filter device and filter element comprising at least one negatively charged membrane |
Mar. 1, 2005 |
| 6858139 |
Methods and devices for preparing hemodialysis solutions |
Feb. 22, 2005 |
| 6851561 |
Positively charged membrane |
Feb. 8, 2005 |
| 6849179 |
Internal filter |
Feb. 1, 2005 |
| 6837993 |
Extension and locking assembly for dripless element, and container therefore |
Jan. 4, 2005 |
| 6814860 |
Oil strainer |
Nov. 9, 2004 |
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