Granted Patent
Utility
US 5,554,840 · App. 08/207,298
Hybrid card reader
Inventor:
Jagtar Saroya
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Mar 7, 1994
Inventor
Jagtar Saroya
Assignee (at issue)
American Magnetics, 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.