Granted Patent
Utility
US 4,216,501 · App. 05/968,415
Optical anti-reflective information record
Inventor:
Alan E. Bell
Patented Case
View Patent ↗
Granted: Aug 5, 1980
Filed: Dec 11, 1978
Inventor
Alan E. Bell
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.