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14855089 · TOOLS AND METHODS FOR USE IN COMPLETION OF A WELLBORE

Filed 2015-09-15 · Granted · Patent 10227845 (2019-03-12) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Nicole A Coy Typical · CPC E21B 34/14 · NCS Multistage, LLC · ROBIC

Office actions
3
first was Non-final rejection
RCEs
0
no appeal
To first action
24.4 mo
to disposition 41.9 mo
Statutes raised
103 112
3 actions read
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