Granted Patent
Utility
US 4,762,159 · App. 06/908,860
Shade system
Inventor:
Alan Arthur Ford
Patented Case
View Patent ↗
Granted: Aug 9, 1988
Filed: Sep 18, 1986
Inventor
Alan Arthur Ford
Assignee (at issue)
Cooper Industries Holdings
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.