Granted Patent
Utility
US 5,973,831 · App. 08/589,510
Systems for three-dimensional viewing using light polarizing layers
Inventors:
Paul Kleinberger, Ilan Kleinberger
Patented Case
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Granted: Oct 26, 1999
Filed: Jan 22, 1996
Inventors
Paul Kleinberger
Ilan Kleinberger
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.