Granted Patent
Utility
US 5,169,118 · App. 07/833,753
Sensor-operated battery-powered flush valve
Inventor:
John F. Whiteside
Patented Case
View Patent ↗
Granted: Dec 8, 1992
Filed: Feb 11, 1992
Inventor
John F. Whiteside
Assignee (at issue)
Sloan Valve Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.