Granted Patent
Utility
US 5,287,506 · App. 07/777,987
Token ring network protocol analyzer
Inventor:
Charles H. Whiteside
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Oct 17, 1991
Inventor
Charles H. Whiteside
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.