Granted Patent
Utility
US 5,612,830 · App. 08/307,138
Method and apparatus for cleaning disks upon reaching a disk drive start-stop cycle threshold
Inventors:
Thomas A. Gregory, Christopher Guild Keller, James M. Severson
Patented Case
View Patent ↗
Granted: Mar 18, 1997
Filed: Sep 14, 1994
Inventors
Thomas A. Gregory
Christopher Guild Keller
James M. Severson
Assignee (at issue)
International Business Machines 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.