Granted Patent
Utility
US 6,282,659 · App. 09/275,106
Feature to facilitate numeric passcode entry
Inventor:
Paul Michael Brennan
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Mar 24, 1999
Inventor
Paul Michael Brennan
Assignee (at issue)
Nortel Networks Limited
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.