Granted Patent
Utility
US 4,568,952 · App. 06/679,864
Optical record blank and information record
Inventors:
Jonathan Isaac Gittleman, Robert A. Bartolini
Patented Case
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Granted: Feb 4, 1986
Filed: Dec 10, 1984
Inventors
Jonathan Isaac Gittleman
Robert A. Bartolini
Assignee (at issue)
RCA Corporation
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.