Granted Patent
Utility
US 6,330,544 · App. 09/263,617
System and process for issuing and managing forced redemption vouchers having alias account numbers
Inventors:
Jay S. Walker, Sanjay K. Jindal
Patented Case
View Patent ↗
Granted: Dec 11, 2001
Filed: Mar 5, 1999
Inventors
Jay S. Walker
Sanjay K. Jindal
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.