Granted Patent
Utility
US 6,392,821 · App. 09/672,286
Light display projector with wide angle capability and associated method
Inventor:
William R. Benner, Jr.
Patented Case
View Patent ↗
Granted: May 21, 2002
Filed: Sep 28, 2000
Inventor
William R. Benner, Jr.
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.