Granted Patent
Utility
US 6,324,520 · App. 09/164,670
Method and apparatus for collecting and applying vending machine demand information
Inventors:
Jay S. Walker, Daniel E. Tedesco, John M. Packes, Jr.
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Oct 1, 1998
Inventors
Jay S. Walker
Daniel E. Tedesco
John M. Packes, Jr.
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.