Granted Patent
Utility
US 5,915,518 · App. 08/666,294
Detection of counterfeit objects, for instance counterfeit banknotes
Inventors:
John Goeffrey Hopwood, Lydia J. Baron, Linda J. Tenenbaum, Stephen Paul Raphael, Philip Robert Skipper
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Sep 25, 1996
Inventors
John Goeffrey Hopwood
Lydia J. Baron
Linda J. Tenenbaum
Stephen Paul Raphael
Philip Robert Skipper
Assignee (at issue)
Mars, Incorporated
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.