US Patent 7841514 Digital advertisement board in communication with point-of-sale terminals
Patent 7841514 was granted and assigned to Walker Digital on November, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 10, 2006
Date of Patent
November 30, 2010
Patent Application Number
11456306
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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