Granted Patent
Utility
US 6,249,772 · App. 08/889,503
Systems and methods wherein a buyer purchases a product at a first price and acquires the product from a merchant that offers the product for sale at a second price
Inventors:
Jay S. Walker, James A. Jorasch, Andrew S. Van Luchene
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Jul 8, 1997
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.