Granted Patent
Utility
US 5,406,213 · App. 07/758,895
Instrument for testing liquid crystal display base plates
Inventor:
Francois J. Henley
Patented Case
View Patent ↗
Granted: Apr 11, 1995
Filed: Sep 10, 1991
Inventor
Francois J. Henley
Assignee (at issue)
PhotoDynamic Inc.
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.