Granted Patent
Utility
US 5,280,403 · App. 08/029,886
31/2 inch removable cartridge for a disk drive
Inventor:
Stephen R. Martin
Patented Case
View Patent ↗
Granted: Jan 18, 1994
Filed: Mar 11, 1993
Inventor
Stephen R. Martin
Assignee (at issue)
Syquest Technology, 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.