Granted Patent
Utility
US 5,543,870 · App. 08/319,342
Rear projection screen with high off-axis sunlight rejection
Inventor:
Randall D. Blanchard
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Oct 6, 1994
Inventor
Randall D. Blanchard
Assignee (at issue)
Palomar Technologies, Inc.
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.