Application

16378740 · SURFACE CONTROLLED WIRELINE RETRIEVABLE SAFETY VALVE

Filed 2019-04-09 · Granted · Patent 10920529 (2021-02-16) The official file ↗The patent and its PDF ↗ · Art unit 3679 · Examiner Matthew R Buck Easy · CPC E21B 34/105 · Tejas Research & Engineering, LLC · ANGELO IP

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

13.2 mo

to disposition 22.3 mo

Statutes raised

103 112

1 actions read

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