Granted Patent
Utility
US 6,118,404 · App. 09/010,324
Method and system for representation of overlapping features in geographic databases
Inventors:
Robert Fernekes, Vijaya S. Israni, Gregory Nyczak, Robert Yates
Patented Case
View Patent ↗
Granted: Sep 12, 2000
Filed: Jan 21, 1998
Inventors
Robert Fernekes
Vijaya S. Israni
Gregory Nyczak
Robert Yates
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.