Granted Patent
Utility
US 6,598,024 · App. 09/442,754
Method and system for processing supplementary product sales at a point-of-sale terminal
Inventors:
Jay S. Walker, James A. Jorasch, Andrew S. Van Luchene
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Nov 12, 1999
Inventors
Jay S. Walker
James A. Jorasch
Andrew S. Van Luchene
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.