Granted Patent
Utility
US 6,360,209 · App. 09/429,945
Credit card billing method and system
Inventors:
Michael R. Loeb, Jay S. Walker
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Oct 29, 1999
Inventors
Michael R. Loeb
Jay S. Walker
Assignee (at issue)
Walker Digital, LLC
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.