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Class Information
Number: 210/164
Name: Liquid purification or separation > Structural installation > Grated inlet surface drain > Flat grating at surface level
Description: Structures where the upper face of the strainer is flat and is level with its associated surface.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618532 |
Aromatic drain device |
Nov. 17, 2009 |
| 7588392 |
Removable grate |
Sep. 15, 2009 |
| 7524414 |
Apparatus for filtering out and collecting debris at a storm drain |
Apr. 28, 2009 |
| 7488414 |
Storm water filter for positioning within a storm water inlet |
Feb. 10, 2009 |
| 7485218 |
Storm water filtration system |
Feb. 3, 2009 |
| 7481921 |
Inlet filter for storm drain |
Jan. 27, 2009 |
| 7479221 |
Catch basin filter absorber apparatus for water decontamination |
Jan. 20, 2009 |
| 7470361 |
System for stormwater environmental control |
Dec. 30, 2008 |
| 7438802 |
Run-off water filter for storm drains |
Oct. 21, 2008 |
| 7419588 |
Sump grate for a swimming pool |
Sep. 2, 2008 |
| 7393153 |
Grating system |
Jul. 1, 2008 |
| 7311844 |
Method of treating stormwater runoff and domestic waste with coal ash |
Dec. 25, 2007 |
| 7309420 |
Sanitary, storm and catch basin trap with filter insert |
Dec. 18, 2007 |
| 7303669 |
Grate for closing a drain and similar |
Dec. 4, 2007 |
| 7288188 |
Ground water collection system |
Oct. 30, 2007 |
| 7208082 |
Drainage water filter for erosion control |
Apr. 24, 2007 |
| 7201843 |
Framed storm drain insert sediment filter |
Apr. 10, 2007 |
| 7186333 |
Storm drain filtration system |
Mar. 6, 2007 |
| 7160444 |
System for removing contaminants from storm water |
Jan. 9, 2007 |
| 7156987 |
Storm drain filter device |
Jan. 2, 2007 |
| 7144185 |
Street grid for surface drainage |
Dec. 5, 2006 |
| 7128831 |
Pollutant containment system |
Oct. 31, 2006 |
| 7122117 |
Self-cleaning composite deck drain |
Oct. 17, 2006 |
| 7121759 |
Grating system |
Oct. 17, 2006 |
| 7094338 |
Method of making and using a filter in the form of a block of agglomerated copolymer fragments |
Aug. 22, 2006 |
| 7086098 |
Mechanical breathing aid with adaptive expiration control |
Aug. 8, 2006 |
| 7070691 |
Protector for sewer system inlet |
Jul. 4, 2006 |
| 7066685 |
Drainage grate |
Jun. 27, 2006 |
| 7048466 |
Channel element for road drainage gutter |
May. 23, 2006 |
| 7040838 |
High capacity catch basin filtration system with adjustable deflector ring |
May. 9, 2006 |
| 7033489 |
Drainage assembly |
Apr. 25, 2006 |
| 7014755 |
Filtration and plug drain device for containing oil and chemical spills |
Mar. 21, 2006 |
| 7011746 |
Rainwater surface drain |
Mar. 14, 2006 |
| 7005060 |
Upflow surface water runoff filtration system |
Feb. 28, 2006 |
| 7001507 |
Retention and removal of debris and pollutants from surface water runoff |
Feb. 21, 2006 |
| 6998039 |
Catch basin filter |
Feb. 14, 2006 |
| 6986621 |
Trench drain filtration system |
Jan. 17, 2006 |
| 6976808 |
Catch basin filtration system will disposable silt/contaminant collector |
Dec. 20, 2005 |
| 6974540 |
Street curb drain filter |
Dec. 13, 2005 |
| 6968665 |
Pool grating and a method of installation |
Nov. 29, 2005 |
| 6964541 |
Fish safe screened water diversion apparatus |
Nov. 15, 2005 |
| 6908549 |
Reusable storm water sampler and pollutant filter insert |
Jun. 21, 2005 |
| 6877451 |
Replacement retaining ring |
Apr. 12, 2005 |
| 6872029 |
Hard bodied high capacity catch basin filtration system |
Mar. 29, 2005 |
| 6869526 |
Storm drain filter assembly |
Mar. 22, 2005 |
| 6841077 |
Separation of hydrocarbons from hydrocarbon containing liquid |
Jan. 11, 2005 |
| 6808623 |
Top of grate catch basin filter |
Oct. 26, 2004 |
| 6805804 |
Continuous roll basin insert |
Oct. 19, 2004 |
| 6802962 |
Deck drain cover plate assembly |
Oct. 12, 2004 |
| 6799606 |
Drainage pipe covering kit for use during building or floor construction |
Oct. 5, 2004 |
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