Granted Patent
Utility
US 5,329,412 · App. 08/111,286
Two and one half inch diameter disk drive having 0.6 inch height
Inventor:
Frederick M. Stefansky
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: Aug 24, 1993
Inventor
Frederick M. Stefansky
Assignee (at issue)
Conner Peripherals, 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.