Granted Patent
Utility
US 6,058,481 · App. 09/043,761
Smart cards
Inventor:
Jacek Kowalski
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Mar 26, 1998
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.