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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 2
4/230 Chemical holder in lid 4
4/229 Chemical holder in seat 13
4/231 Chemical holder suspended in bowl 65
4/228.1 Dispensing to air from closet 25
4/223 Dispensing to bowl 57
4/226.1 Dispensing to or dispenser in flush pipe 33
4/225.1 Dispensing to overflow of flush tank 42
4/227.1 Dispensing to water in flush tank 90
4/233 Seat and cover treating 59
4/222.1 With screen 17


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
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
6328900 Kit and method for converting water circulation system to water circulation and purification system Dec. 11, 2001
6295657 Adjustable additive injection unit for a marine toilet system Oct. 2, 2001
6240572 Toilet bowl sanitizing apparatus Jun. 5, 2001
6178563 Toilet deodorizer Jan. 30, 2001
6081935 Technologically advanced portable toilet and method of supplying purifying agent thereto Jul. 4, 2000
6066293 Method using 5-chloro-2-(2,4-dichlorophenoxy)phenol for deodorizing toilets May. 23, 2000
6049918 Toilet bowl cleaning system Apr. 18, 2000
6041449 Apparatus and method for treating objectionable odors in toilet bowls and the like Mar. 28, 2000
6030586 Ozone generating and ozone/water mixing apparatus Feb. 29, 2000
6000067 Automatic liquid chemical additive dispenser for recreational vehicle toilets Dec. 14, 1999
5946739 Mixing chamber for use in a toilet sanitizing system Sep. 7, 1999
5940894 Sanitizing protector for drainage pipes Aug. 24, 1999
5924142 Automatic dispensing system Jul. 20, 1999
5918320 Housing for a toilet sanitizing disk Jul. 6, 1999
5891330 Waste treatment system Apr. 6, 1999
5891329 Water tapping fixture Apr. 6, 1999
5887769 Disinfectant dispensing apparatus Mar. 30, 1999
5881396 Toilet cleaner controller device Mar. 16, 1999
5864892 Device and method for collecting and sanitizing toilet spray Feb. 2, 1999
5862532 Quick spray dispenser Jan. 26, 1999
5857228 Toilet for public use Jan. 12, 1999

1 2 3


 
 
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