Granted Patent
Utility
US 6,415,262 · App. 09/221,457
Method and apparatus for determining a subscription to a product in a retail environment
Inventors:
Jay S. Walker, Andrew S. Van Luchene, Deirdre O'Shea, Magdalena Mik
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: Dec 28, 1998
Inventors
Jay S. Walker
Andrew S. Van Luchene
Deirdre O'Shea
Magdalena Mik
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.