Granted Patent
Utility
US 6,501,218 · App. 09/592,075
Outdoor electroluminescent display devices
Inventors:
Anil Raj Duggal, Larry G. Turner
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jun 12, 2000
Inventors
Anil Raj Duggal
Larry G. Turner
Assignee (at issue)
General Electric 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.