US Patent 7636428 Systems and methods for call screening
Patent 7636428 was granted and assigned to CallWave on December, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 13, 2006
0
Date of Patent
December 22, 2009
0
Patent Application Number
11374390
0
Patent Inventor Names
David Trandal
0
Robert Smith
0
David Brahm
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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