Granted Patent
Utility
US 5,120,980 · App. 07/520,460
Seat cushion switch with delay circuit
Inventor:
William G. Fontaine
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: May 8, 1990
Inventor
William G. Fontaine
Assignee (at issue)
FONTAINE BRAKE 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.