Granted Patent
Utility
US 6,023,398 · App. 08/961,592
Disk cartridge with rotatable cartridge door
Inventors:
Hans K. Tannert, Ray Sarraf
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Oct 31, 1997
Inventors
Hans K. Tannert
Ray Sarraf
Assignee (at issue)
IO-Mega Holding Corporation
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.