Granted Patent
Utility
US 5,250,986 · App. 07/879,670
Peripheral unit control panel with smart key
Inventors:
Bruce A. Axten, Richard F. Beaufort
Patented Case
View Patent ↗
Granted: Oct 5, 1993
Filed: May 6, 1992
Inventors
Bruce A. Axten
Richard F. Beaufort
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.