Granted Patent
Utility
US 6,402,039 · App. 09/420,087
Flexible chip card with display
Inventors:
Gary A. Freeman, David Freeman
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Oct 18, 1999
Inventors
Gary A. Freeman
David Freeman
Assignee (at issue)
Viztec, 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.