Granted Patent
Utility
US 5,972,419 · App. 08/874,693
Electroluminescent display and method for making the same
Inventor:
Daniel Roitman
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Jun 13, 1997
Inventor
Daniel Roitman
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.