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Class Information
Number: 4/402
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet valve > Float type > Having liquid receptacle open upwardly
Description: Subject matter wherein the valve has a recess on the top surface to hold liquid to cause the valve to seat.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7185374 |
Discharge valve comprising a flexible ringed tube for toilets |
Mar. 6, 2007 |
| 6925658 |
Leak proof toilet tank flush valve |
Aug. 9, 2005 |
| 6615415 |
Tank valve for a lavatory |
Sep. 9, 2003 |
| 6415456 |
Adjustable universal flapper |
Jul. 9, 2002 |
| 5794279 |
Water saver attachment for toilets |
Aug. 18, 1998 |
| 5205000 |
Dual water-level toilet flushing apparatus |
Apr. 27, 1993 |
| 5142710 |
Controlled toilet flushing system |
Sep. 1, 1992 |
| 5105480 |
Toilet flush valve apparatus |
Apr. 21, 1992 |
| 4979241 |
Toilet flush control device |
Dec. 25, 1990 |
| 4872473 |
Dual float valve control for regular and douglas type valve |
Oct. 10, 1989 |
| 4841580 |
Buoyant and non-buoyant valve |
Jun. 27, 1989 |
| 4101986 |
Regulatable flush valve for tank flush toilets |
Jul. 25, 1978 |
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