US Patent 8807219 Blowout preventer blade assembly and method of using same
Patent 8807219 was granted and assigned to National Oilwell Varco on August, 2014 by the United States Patent and Trademark Office.
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US Patent 08807219 Blowout preventer blade assembly and method of using same US Patent 8807219 Blowout preventer blade assembly and method of using same
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Patent Number
0880721900
Patent Number
880721900
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Current Assignee
Patent Jurisdiction
Patent Number
088072190
Date of Patent
August 19, 2014
0Patent Application Number
132475170
Date Filed
September 28, 2011
0Official Website
Patent Primary Examiner
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
088072190
Date of Patent
August 19, 2014
0Patent Application Number
132475170
Date Filed
September 28, 2011
0Official Website
Patent Primary Examiner
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US Patent 08807219 Blowout preventer blade assembly and method of using same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08807219
Date of patent
August 19, 2014
Patent application number
13247517
Date Filed
September 28, 2011
Patent primary examiner
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