Application

14658298 · SAFETY VALVE WITH ELECTRICAL ACTUATOR AND TUBING PRESSURE BALANCING

Filed 2015-03-16 · Granted · Patent 9574423 (2017-02-21) The official file ↗The patent and its PDF ↗ · Art unit 3676 · Examiner Kipp Charles Wallace Typical · CPC E21B 34/066 · HALLIBURTON ENERGY SERVICES, INC. · Troutman Pepper Locke LLP

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

8.1 mo

to disposition 23.3 mo

Statutes raised

102 103 DP

2 actions read

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