Granted Patent
Utility
US 5,700,594 · App. 08/385,613
Magnetic medium capable of supporting both longitudinal and perpendicular recording, and method of making same
Inventor:
Frederick J. Jeffers
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Feb 9, 1995
Inventor
Frederick J. Jeffers
Assignee (at issue)
EASTMAN KODAK COMPANY
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.