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Class Information
Number: 4/222.1
Name: Baths, closets, sinks, and spittoons > Disinfection > With screen
Description: Subject matter including means to strain material from a drain outlet.

Patents under this class:

Patent Number Title Of Patent Date Issued
8112823 Combination garbage disposal scraper, safety poker and deodorizer Feb. 14, 2012
8056153 Multipurpose urinal attachment Nov. 15, 2011
8006324 Foam odor plug for urinals Aug. 30, 2011
8007707 Method of manufacture air freshening article Aug. 30, 2011
7979923 Urinal deodorizer set Jul. 19, 2011
7887697 Aromatic drain device Feb. 15, 2011
7618532 Aromatic drain device Nov. 17, 2009
7458108 Scented sink strainer/stopper Dec. 2, 2008
7098174 Slime remover and slime preventing/removing agent Aug. 29, 2006
6927199 Slime remover and slime preventing/removing agent containing a clathrate compound Aug. 9, 2005
6920648 Urine dispersing urinal insert device Jul. 26, 2005
6823533 Odor absorber device for urinal Nov. 30, 2004
6640350 User interactive mat for a urinal Nov. 4, 2003
6528467 Slime remover and slime preventing/removing agent Mar. 4, 2003
6269490 Splash proof urinal deodorant receptacle Aug. 7, 2001
5774905 Deodorant holding device for a plumbing fixture Jul. 7, 1998
5604937 Urinal screen Feb. 25, 1997
5413705 Filterless drain separator May. 9, 1995
5165119 Chemical setting receptacle for urinal scupper or the like Nov. 24, 1992
4729880 Article for maintaining more even concentrations of bleach in a passive dosing dispenser Mar. 8, 1988
4615054 Basket for toilet bowl cleaning blocks Oct. 7, 1986
4574400 Dirt trap for flush basins Mar. 11, 1986
4203172 Support for toilet bowl deodorizer block May. 20, 1980

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