Granted Patent
Utility
US 5,801,345 · App. 08/667,194
Keyboard assembly incorporating multiple lighting modes for improved user feedback
Inventors:
Anastasia M. Mikula-Curtis, Richard W. Henderson, Randal Bertuccelli, Gary A. Arndt
Patented Case
View Patent ↗
Granted: Sep 1, 1998
Filed: Jun 21, 1996
Inventors
Anastasia M. Mikula-Curtis
Richard W. Henderson
Randal Bertuccelli
Gary A. Arndt
Assignee (at issue)
ACUSON
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.