Granted Patent
Utility
US 5,500,530 · App. 08/332,100
Electro-optic ice detection
Inventor:
Dennis Gregoris
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Oct 31, 1994
Inventor
Dennis Gregoris
Assignee (at issue)
Spar Aerospace Limited
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.