Granted Patent
Utility
US 6,732,048 · App. 10/114,839
Alternate routes generation
Inventor:
Ronal L. Blewitt
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Apr 2, 2002
Inventor
Ronal L. Blewitt
Assignee (at issue)
Maptuit Corporation
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.