Granted Patent
Utility
US 4,654,819 · App. 06/750,652
Memory back-up system
Inventors:
Jack J. Stiffler, Michael J. Budwey, James M. Nolan, Jr.
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Jun 28, 1985
Inventors
Jack J. Stiffler
Michael J. Budwey
James M. Nolan, Jr.
Assignee (at issue)
Sequoia 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.