US Patent 7422057 Whipstock with curved ramp
Patent 7422057 was granted and assigned to Baker Hughes on September, 2008 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 25, 2006
0
Date of Patent
September 9, 2008
0
Patent Application Number
11526412
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Patent Inventor Names
Calvin J. Stowe, II
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Evan G. Lewis
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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