Granted Patent
Utility
US 6,496,809 · App. 09/590,455
Electronic ticketing system and method
Inventor:
Brett Nakfoor
Patented Case
View Patent ↗
Granted: Dec 17, 2002
Filed: Jun 9, 2000
Inventor
Brett Nakfoor
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.