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Class Information
Number: 210/282
Name: Liquid purification or separation > Particulate material type separator, e.g., ion exchange or sand bed > Removable cartridge or hand-manipulated container
Description: Apparatus in which separatory material is encased in a magazine type holder or container.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7615152 |
Water filter device |
Nov. 10, 2009 |
| 7585409 |
Multi-stage water purification device |
Sep. 8, 2009 |
| 7575678 |
Portable water purification device |
Aug. 18, 2009 |
| 7569138 |
Filter jug with replaceable cartridge and method of monitoring and controlling the efficiency of a filter cartridge in a replaceable cartridge filter device |
Aug. 4, 2009 |
| 7566398 |
Water filtering device |
Jul. 28, 2009 |
| 7563364 |
Curb inlet filter |
Jul. 21, 2009 |
| 7550074 |
Process for treating fuel |
Jun. 23, 2009 |
| 7513278 |
Drinking water pitcher having a removable upper reservoir |
Apr. 7, 2009 |
| 7510088 |
Liquid filter cartridge |
Mar. 31, 2009 |
| 7507338 |
Universal water purifier unit assembly device |
Mar. 24, 2009 |
| 7507331 |
Dispensing system |
Mar. 24, 2009 |
| 7488417 |
Aquarium filter assembly |
Feb. 10, 2009 |
| 7481929 |
Water treatment system |
Jan. 27, 2009 |
| 7479221 |
Catch basin filter absorber apparatus for water decontamination |
Jan. 20, 2009 |
| 7459079 |
Filter for filtering mutagens from an engine oil |
Dec. 2, 2008 |
| 7449117 |
Filtration unit, installation method for a filtration unit and filtration apparatus |
Nov. 11, 2008 |
| 7441665 |
Water purification cartridge |
Oct. 28, 2008 |
| 7438799 |
Portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants |
Oct. 21, 2008 |
| 7429326 |
Water purification apparatus and system |
Sep. 30, 2008 |
| 7427355 |
Water treatment unit for bottle or pitcher |
Sep. 23, 2008 |
| 7425274 |
Aquarium filter unit |
Sep. 16, 2008 |
| 7422682 |
Compositions, devices, and methods for use in environmental remediation |
Sep. 9, 2008 |
| 7413663 |
Water treatment apparatus and method |
Aug. 19, 2008 |
| 7413588 |
High efficiency, low restriction, cost effective filter |
Aug. 19, 2008 |
| 7402244 |
Portable water filtering assembly |
Jul. 22, 2008 |
| 7396461 |
Filter cartridge for gravity-fed water treatment device |
Jul. 8, 2008 |
| 7390408 |
Shallow bed fluid treatment apparatus |
Jun. 24, 2008 |
| 7378015 |
Filtered water enhancements |
May. 27, 2008 |
| 7378018 |
Intersecting water conducting filter |
May. 27, 2008 |
| 7354513 |
Countertop water treatment unit |
Apr. 8, 2008 |
| 7351332 |
Chromatography cartridge and method for manufacturing a chromatography cartridge |
Apr. 1, 2008 |
| 7335299 |
Dual filter |
Feb. 26, 2008 |
| 7329348 |
Fuel cell system including an ion filter |
Feb. 12, 2008 |
| 7323104 |
Water filtering device |
Jan. 29, 2008 |
| 7316323 |
Filters having improved permeability and virus removal capabilities |
Jan. 8, 2008 |
| 7316778 |
Staged oil filter incorporating pelletized basic conditioner |
Jan. 8, 2008 |
| 7314547 |
Fountain solution recycling system for commercial printers |
Jan. 1, 2008 |
| 7311748 |
Air filter assembly system and method |
Dec. 25, 2007 |
| 7306723 |
Method and apparatus for water purification |
Dec. 11, 2007 |
| 7297263 |
Efficient water filters |
Nov. 20, 2007 |
| 7297283 |
Container having fluid purification system |
Nov. 20, 2007 |
| 7297281 |
Systems having nanostructured adsorption material and methods for purification of fluid |
Nov. 20, 2007 |
| 7294264 |
Sprayer purifier cartridge system |
Nov. 13, 2007 |
| 7294258 |
Device for chemically/physically treating drinking water |
Nov. 13, 2007 |
| 7294265 |
Ion adsorption module and method for water treatment |
Nov. 13, 2007 |
| 7294266 |
Filter cartridge for a water tank of a coffee machine |
Nov. 13, 2007 |
| 7291264 |
Staged oil filter incorporating additive-releasing particles |
Nov. 6, 2007 |
| 7276161 |
Water treatment apparatus |
Oct. 2, 2007 |
| 7267770 |
Cartridges |
Sep. 11, 2007 |
| 7261816 |
Ion-exchange filter |
Aug. 28, 2007 |
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