Granted Patent
Utility
US 5,225,833 · App. 07/425,848
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Inventors:
Edward G. Fisher, Peter D. Gilbert
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Oct 20, 1989
Inventors
Edward G. Fisher
Peter D. Gilbert
Assignee (at issue)
Digital Equipment 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.