Granted Patent
Utility
US 5,729,697 · App. 08/428,802
Intelligent shopping cart
Inventors:
Mario Schkolnick, Robert J. von Gutfeld
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Apr 24, 1995
Inventors
Mario Schkolnick
Robert J. von Gutfeld
Assignee (at issue)
International Business Machines Corporation
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.