Granted Patent
Utility
US 6,038,568 · App. 09/274,459
Transaction method and programming for incrementally updating a geographic database
Inventors:
Timothy McGrath, John Jasper, James M. Herbst
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Mar 22, 1999
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.