Granted Patent
Utility
US 4,300,068 · App. 06/085,789
Article capable of creating a moire effect
Inventors:
Norman Baird, Louis J. Parascandola
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Oct 17, 1979
Inventors
Norman Baird
Louis J. Parascandola
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.