US Patent 7890539 Semantic matching using predicate-argument structure
Patent 7890539 was granted and assigned to Raytheon BBN Technologies on February, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 10, 2007
Date of Patent
February 15, 2011
Patent Application Number
11974022
Patent Inventor Names
Michael Levit
0
Elizabeth Megan Boschee
0
Marjorie Ruth Freedman
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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