US Patent 7942669 Gingival tissue retraction device and method
Patent 7942669 was granted and assigned to Centrix Inc. on May, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 9, 2007
Date of Patent
May 17, 2011
Patent Application Number
11825802
Patent Inventor Names
John J. Discko
0
William B. Dragan
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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