Granted Patent
Utility
US 6,752,254 · App. 10/157,907
Redundant coin processing system for automatic coin machines
Inventors:
Jim Allen, Dana Alan Dick, David Allen, Malcolm Talley
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: May 31, 2002
Inventors
Jim Allen
Dana Alan Dick
David Allen
Malcolm Talley
Assignee (at issue)
Jim Allen
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.