Granted Patent
Utility
US 6,486,768 · App. 09/153,912
Cart return loyalty credit system
Inventors:
John R. French, Philip J. Witham
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Sep 16, 1998
Inventors
John R. French
Philip J. Witham
Assignee (at issue)
Carttronics, 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.