Granted Patent
Utility
US 5,321,817 · App. 07/823,986
Computer data interface through a removable magnetic storage unit
Inventor:
David Y. Feinstein
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Jan 22, 1992
Inventor
David Y. Feinstein
Assignee (at issue)
Innoventions Ltd.
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.