US Patent D868721 Communication device
Patent D868721 was granted and assigned to AT&T Intellectual Property I on December, 2019 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 19, 2018
Date of Patent
December 3, 2019
Patent Applicant
Patent Application Number
29644614
Patent Citations Received
Patent Inventor Names
John W. MacNeill
0
David DeVincentis
0
David M. Britz
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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