Granted Patent
Utility
US 5,595,624 · App. 08/341,662
Method of making tamper evident and counterfeit resisting informational article
Inventor:
Yoram Curiel
Patented Case
View Patent ↗
Granted: Jan 21, 1997
Filed: Nov 17, 1994
Inventor
Yoram Curiel
Assignee (at issue)
Optical Security Group, 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.