Granted Patent
Utility
US 4,964,025 · App. 07/429,973
Nonimaging light source
Inventor:
George E. Smith
Patented Case
View Patent ↗
Granted: Oct 16, 1990
Filed: Nov 1, 1989
Inventor
George E. Smith
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.