Granted Patent
Utility
US 5,145,212 · App. 07/291,247
Non-continuous holograms, methods of making them and articles incorporating them
Inventor:
Donald W. Mallik
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: Dec 23, 1988
Inventor
Donald W. Mallik
Assignee (at issue)
AMERICAN BANK NOTE HOLOGRAPHICS, 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.