Granted Patent
Utility
US 6,674,434 · App. 09/426,036
Method and system for automatic generation of shape and curvature data for a geographic database
Inventors:
Robert Chojnacki, Jerry Feigen, A. Merri Boylan
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Oct 25, 1999
Inventors
Robert Chojnacki
Jerry Feigen
A. Merri Boylan
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.