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US Patent 11686176 Circulation sleeve and method
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Patent
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Date Filed
February 18, 2021
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Date of Patent
June 27, 2023
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Patent Application Number
17178745
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Patent Citations
US Patent 8944167 Multi-zone fracturing completion
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US Patent 9097079 Fracturing port locator and isolation tool
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US Patent 9115565 Gravel pack circulating sleeve with locking features
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US Patent 10030513 Single trip multi-zone drill stem test system
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US Patent 9464506 Sliding sleeve valve and method for fluid treating a subterranean formation
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US Patent 10392910 Multi-zone actuation system using wellbore darts
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US Patent 8215386 Downhole tool releasing mechanism
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US Patent 8555960 Pressure actuated ported sub for subterranean cement completions
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Patent Jurisdiction
United States Patent and Trademark Office
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Patent Number
11686176
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Patent Primary Examiner
Daniel P Stephenson
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CPC Code
E21B 43/26
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E21B 2200/06
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E21B 34/10
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E21B 2200/01
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E21B 34/14
0
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