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Class Information
Number: 4/222
Name: Baths, closets, sinks, and spittoons > Disinfection
Description: The general subclass for disinfecting apparatus pertaining to this class not provided for in any of the following subclasses: 111.1, 220, 221, 261, 294, 309, or 459.










Sub-classes under this class:

Class Number Class Name Patents
4/232 Chemical chamber formed in bowl 4
4/230 Chemical holder in lid 10
4/229 Chemical holder in seat 16
4/231 Chemical holder suspended in bowl 86
4/228.1 Dispensing to air from closet 35
4/223 Dispensing to bowl 82
4/226.1 Dispensing to or dispenser in flush pipe 36
4/225.1 Dispensing to overflow of flush tank 47
4/227.1 Dispensing to water in flush tank 103
4/233 Seat and cover treating 66
4/222.1 With screen 23


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8646118 Cartridge for a toilet freshener Feb. 11, 2014
8603257 Automatic toilet bowl treatment device Dec. 10, 2013
8453273 Scent impregnated attachment apparatus affixed to the flexible connecting belt of a rimmed cage retaining a deodorant block Jun. 4, 2013
8291523 Liquid dispensing device Oct. 23, 2012
8266729 W.C. Dispenser with perfuming chamber Sep. 18, 2012
8256038 Water-conserving urinal block and holder Sep. 4, 2012
8181282 Toilet balls with flushing water distributor May. 22, 2012
8177102 Pump May. 15, 2012
8166580 Dispensing device and valve for use therewith May. 1, 2012
8161579 Toilet tank mounted odor eliminator Apr. 24, 2012
8112824 Dosing device for a toilet Feb. 14, 2012
8056153 Multipurpose urinal attachment Nov. 15, 2011
8046848 Self-cleansing portable urine collection device Nov. 1, 2011
8006324 Foam odor plug for urinals Aug. 30, 2011
7976600 Device and method for containment and elimination of toxic or other contaminant aerosols Jul. 12, 2011
7934271 Toilet bowl treating assembly May. 3, 2011
7921479 Water-conserving urinal block and holder Apr. 12, 2011
7913330 Dispensing apparatus Mar. 29, 2011
7832024 System for generating foam Nov. 16, 2010
7793362 Toilet seat lift system Sep. 14, 2010
7727465 System and method for producing massive amounts of elemental iodine Jun. 1, 2010
7488416 Bathing pool assembly with water full of nano-scale ozone bubbles for rehabilitation Feb. 10, 2009
7485166 Device and method for detection, collection, containment, neutralization, and elimination of toxic or other contaminant aerosols Feb. 3, 2009
7478442 Dispensing apparatus Jan. 20, 2009
7458108 Scented sink strainer/stopper Dec. 2, 2008
7445759 System and method for producing massive amounts of elemental iodine Nov. 4, 2008
7264774 Method and apparatus for sanitizing a drain Sep. 4, 2007
7098174 Slime remover and slime preventing/removing agent Aug. 29, 2006
7065803 Method of dispensing cyanuric acid Jun. 27, 2006
6944889 Method of dispensing volatile and soluble substances and a device for use therein Sep. 20, 2005
6927199 Slime remover and slime preventing/removing agent containing a clathrate compound Aug. 9, 2005
6901609 Method of dispensing volatile and soluble substances and a device for use therein Jun. 7, 2005
6874697 Device for disinfecting door handles Apr. 5, 2005
6772450 Toilet bowl cleaning apparatus Aug. 10, 2004
6745417 Toilet stool usable in sitting posture Jun. 8, 2004
6694536 Fragrant water closet closer Feb. 24, 2004
6691328 Fluid dispensing bottle having a refillable reservoir and a metering section Feb. 17, 2004
6676842 Method for preventing the clogging of a drainage system Jan. 13, 2004
6666966 Self-disinfecting drain trap in drainage channels Dec. 23, 2003
6591431 Device to dispense active substances into rinse water, especially in toilet bowls Jul. 15, 2003
6577240 Hand antiseptic system and method Jun. 10, 2003
6558538 Device for preventing the clogging of a drainage system May. 6, 2003
6548162 Sanitary ware and process for producing the same Apr. 15, 2003
6544537 Opacified aqueous composition for toilets Apr. 8, 2003
6528467 Slime remover and slime preventing/removing agent Mar. 4, 2003
6510561 Dispensing device Jan. 28, 2003
6449779 Automatic toilet cleaning dispenser assembly Sep. 17, 2002
6403032 Assembly for dispensing sanitary agents into drains Jun. 11, 2002
6389610 Device to dispense active substances into rinse water especially in toilet bowls May. 21, 2002
6347414 Intelligent demand-based dispensing system Feb. 19, 2002

1 2 3 4










 
 
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