Granted Patent
Utility
US 6,086,708 · App. 08/841,319
Holographic check authentication article and method
Inventor:
Gilbert Colgate, Jr.
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Apr 30, 1997
Inventor
Gilbert Colgate, Jr.
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.