Granted Patent
Utility
US 6,037,942 · App. 09/037,772
Navigation system character input device
Inventor:
Jeffrey Alan Millington
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Mar 10, 1998
Inventor
Jeffrey Alan Millington
Assignee (at issue)
Magellan Dis, Inc.
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.