Granted Patent
Utility
US 6,003,777 · App. 09/226,553
Microcircuit chip card with contact and contactless operating modes
Inventor:
Jacek Kowalski
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Jan 7, 1999
Inventor
Jacek Kowalski
Assignee (at issue)
Inside Technologies
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.