Granted Patent
Utility
US 5,175,812 · App. 07/707,231
System for providing help information during a help mode based on selected operation controls and a current-state of the system
Inventor:
John J. Krieger
Patented Case
View Patent ↗
Granted: Dec 29, 1992
Filed: May 20, 1991
Inventor
John J. Krieger
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.