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US Patent 11359456 Plug with a resettable closure member
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Patent
Date Filed
April 9, 2020
Date of Patent
June 14, 2022
Patent Application Number
16844728
Patent Citations
US Patent 10337268 Device for ensuring continuous circulation in well drilling
US Patent 10519745 Magnetic flow valve for borehole use
US Patent 10352124 Methods and systems for a bridge plug
US Patent 10563476 Frac plug with integrated flapper valve
US Patent 10113379 Method of assembly of a string of elements for deepwater drilling and ultradeep obstruction element and corresponding use of the same in said drilling string
US Patent 10132137 Bidirectional downhole isolation valve
Patent Jurisdiction
United States Patent and Trademark Office
Patent Number
11359456
Patent Primary Examiner
Kenneth L Thompson
CPC Code
E21B 33/129
E21B 33/128
E21B 33/12
E21B 33/134
E21B 33/16
E21B 34/08
E21B 34/102
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