Granted Patent
Utility
US 6,317,686 · App. 09/621,063
Method of providing travel time
Inventor:
Bin Ran
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Jul 21, 2000
Inventor
Bin Ran
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.