Granted Patent
Utility
US 5,270,887 · App. 07/802,347
Compact disk drive head disk assembly with conformable tape seal
Inventors:
John Robert Edwards, Shawn E. Casey, Charles D. Flanigan
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Dec 4, 1991
Inventors
John Robert Edwards
Shawn E. Casey
Charles D. Flanigan
Assignee (at issue)
Western Digital
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.