Granted Patent
Utility
US 5,019,971 · App. 07/396,785
High availability cache organization
Inventors:
Brian Lefsky, Mary E. Natusch
Patented Case
View Patent ↗
Granted: May 28, 1991
Filed: Aug 21, 1989
Inventors
Brian Lefsky
Mary E. Natusch
Assignee (at issue)
Prime Computer, 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.