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15550788 · A Detection System for a Wellsite and Method of Using Same

Filed 2017-08-13 · Granted · Patent 10815772 (2020-10-27) The official file ↗The patent and its PDF ↗ · Art unit 3679 · Examiner Matthew R Buck Easy · CPC E21B 47/092 · National Oilwell Varco, L.P. · Conley Rose, P.C.

Office actions
3
first was Non-final rejection
RCEs
1
no appeal
To first action
23.6 mo
to disposition 38.5 mo
Statutes raised
103 112
3 actions read
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