Application

16356569 · WELLBORE SEAL ENERGIZING RING WITH RETAINING FEATURE

Filed 2019-03-18 · Granted · Patent 10822907 (2020-11-03) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Taras P Bemko Typical · CPC E21B 33/04 · Vetco Gray, LLC · Hogan Lovells US LLP

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

10.1 mo

to disposition 19.6 mo

Statutes raised

103 112 DP

1 actions read

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