US Patent 8991523 Rolling cutter assembled directly to the bit pockets
Patent 8991523 was granted and assigned to Smith International on March, 2015 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 3, 2011
Date of Patent
March 31, 2015
Patent Application Number
13152626
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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