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Class Information
Number: 4/227.2
Name: Baths, closets, sinks, and spittoons > Disinfection > Dispensing to water in flush tank > Float actuated
Description: Subject matter wherein the dispenser is activated by a member that is buoyed by and which uses the rise or fall of the water level in the flush tank to discharge a chemical into the water of the flush tank for the purpose of disinfecting, deodorizing, cleaning, or coloring the water.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7549181 |
Toilet lid apparatus |
Jun. 23, 2009 |
| 7003813 |
Two-way valve for dispensing liquids |
Feb. 28, 2006 |
| 6820287 |
Down-stroke dispenser |
Nov. 23, 2004 |
| 6748610 |
In-tank dispenser with flexible supported valve head |
Jun. 15, 2004 |
| 6738989 |
Dispenser for use in a tank of water |
May. 25, 2004 |
| 6691328 |
Fluid dispensing bottle having a refillable reservoir and a metering section |
Feb. 17, 2004 |
| 6496987 |
Water-saving and automatic detergent supplier for toilet bowl |
Dec. 24, 2002 |
| 6374426 |
Dispenser for the dosage of sanitizing and/or deodorant liquids, particularly for cisterns of toilet bowls |
Apr. 23, 2002 |
| 6339850 |
Toilet including an apparatus supplying detergent to the water tank |
Jan. 22, 2002 |
| 6289525 |
Dosing apparatus |
Sep. 18, 2001 |
| 5924142 |
Automatic dispensing system |
Jul. 20, 1999 |
| 5839128 |
Antiseptic solution dispenser |
Nov. 24, 1998 |
| 5718006 |
Fluid dispenser |
Feb. 17, 1998 |
| 5429270 |
Process and apparatus for dispensing liquids to a remote bathroom fixture |
Jul. 4, 1995 |
| 5317762 |
Automatic toilet cleaner device |
Jun. 7, 1994 |
| 5312601 |
Pond fertilizing apparatus |
May. 17, 1994 |
| 5181281 |
Device for controlling dissolution of a solid cleanser |
Jan. 26, 1993 |
| 4915260 |
Float controlled dispenser |
Apr. 10, 1990 |
| 4899398 |
In-tank toilet dispenser |
Feb. 13, 1990 |
| 4514866 |
Buoyant metering dispenser |
May. 7, 1985 |
| 4512041 |
Dispensing device |
Apr. 23, 1985 |
| 4490861 |
Rotating toilet bowl dispenser |
Jan. 1, 1985 |
| 4370763 |
Automatic dosing dispenser |
Feb. 1, 1983 |
| 4357718 |
Liquid dispenser |
Nov. 9, 1982 |
| 4296503 |
In-tank bathroom deodorizer/cleaner |
Oct. 27, 1981 |
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