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Class Information
Number: 4/225.1
Name: Baths, closets, sinks, and spittoons > Disinfection > Dispensing to overflow of flush tank
Description: Subject matter wherein the apparatus discharges a chemical into a structure which prevents spill over in the reservoir, containing flush water used to wash out a closet bowl, by discarding the excess to the bowl for the purpose of disinfecting, deodorizing, cleaning, or coloring the water.

Patents under this class:

Patent Number Title Of Patent Date Issued
8484769 System for delivering chemicals to a toilet bowl Jul. 16, 2013
8453272 Automatic cleaning assembly for a toilet bowl Jun. 4, 2013
8112824 Dosing device for a toilet Feb. 14, 2012
8095997 Modular cartridge based liquid dispenser system for toilets and bidets Jan. 17, 2012
8015628 On-tank toilet dispenser Sep. 13, 2011
7007312 Automatic cleaning assembly for a toilet bowl Mar. 7, 2006
6944890 Automatic cleaning assembly for a toilet bowl Sep. 20, 2005
6662379 Toilet cleaning dispenser system with removable cartridge Dec. 16, 2003
6449779 Automatic toilet cleaning dispenser assembly Sep. 17, 2002
6341385 Toilet bowl fluid dispensing system Jan. 29, 2002
6321392 Automatic cleaning assembly for a toilet bowl Nov. 27, 2001
6240572 Toilet bowl sanitizing apparatus Jun. 5, 2001
6192524 Toilet bowl cleaning and sanitizing composition and system and method of using same Feb. 27, 2001
6151722 Toilet cleaner dispensing system Nov. 28, 2000
5987655 Flush tank water conditioner Nov. 23, 1999
5918320 Housing for a toilet sanitizing disk Jul. 6, 1999
5881396 Toilet cleaner controller device Mar. 16, 1999
5815850 Method and apparatus for chemical dispensing into toilet bowl Oct. 6, 1998
5778459 Method and apparatus for injecting chemicals into the water of a toilet bowl Jul. 14, 1998
5745928 Toilet bowl dispensing system May. 5, 1998
5625907 Water saving device for water closet May. 6, 1997
5603126 Toilet disinfectant dispenser Feb. 18, 1997
5387249 Self-contained adjustable chemical injection device Feb. 7, 1995
5353957 Apparatus and method for controlled dispensing of a liquid Oct. 11, 1994
5347661 Water conditioner dispensing apparatus Sep. 20, 1994
5152015 Additive product dispensing apparatus Oct. 6, 1992
5125119 Odor reduction toilet apparatus Jun. 30, 1992
5042095 Cleaner injector system Aug. 27, 1991
5040246 Cleaning fluid dispensing assembly for use in a flush toilet Aug. 20, 1991
5019346 Drain treatment product and method of use May. 28, 1991
4993084 Canister for deodorant/disinfectant material Feb. 19, 1991
4841578 Sanitizer for recreational vehicle waste system Jun. 27, 1989
4821346 Toilet bowl cleaning composition dispenser Apr. 18, 1989
4760612 Air regulated cleaner discharge device for toilets and the like Aug. 2, 1988
4656676 Pressure activated cleaner discharge for toilets and the like Apr. 14, 1987
4536368 Method for sanitizing toilets Aug. 20, 1985
4536367 Method for sanitizing toilets Aug. 20, 1985
4507811 Toilet bowl dispenser Apr. 2, 1985
4467480 Toilet bowl water conditioner Aug. 28, 1984
4429423 Combination water saver and disinfectant dispenser Feb. 7, 1984
4319369 Toilet additive dispenser Mar. 16, 1982
4312082 Dispensing apparatus for toilets Jan. 26, 1982
4229410 Bacteriostatic deodorant water coloring toilet element Oct. 21, 1980
4142260 Chemical dispenser for flush type water tank toilets Mar. 6, 1979
4064572 Level actuated apparatus for delivering chemicals Dec. 27, 1977
3999226 Toilet sanitizer with disposable container Dec. 28, 1976
3945062 Toilet chemical dispenser Mar. 23, 1976

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