Granted Patent
Utility
US 5,089,958 · App. 07/300,469
Fault tolerant computer backup system
Inventors:
James A. Horton, Stephen M. Getz
Patented Case
View Patent ↗
Granted: Feb 18, 1992
Filed: Jan 23, 1989
Inventors
James A. Horton
Stephen M. Getz
Assignee (at issue)
Vortex Systems, 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.