Granted Patent
Utility
US 6,487,559 · App. 09/962,390
Method for updating a geographic database
Inventors:
Timothy McGrath, John Jasper, James M. Herbst
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Sep 25, 2001
Inventors
Timothy McGrath
John Jasper
James M. Herbst
Assignee (at issue)
Navigation Technologies Corp.
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.