Application

17202482 · DOWNHOLE CASING PULLING TOOL

Filed 2021-03-16 · Granted · Patent 11512548 (2022-11-29) The official file ↗The patent and its PDF ↗ · Art unit 3676 · Examiner Blake E Michener Typical · CPC E21B 31/20 · Weatherford Technology Holdings, LLC · Weatherford

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

11.1 mo

to disposition 20.5 mo

Statutes raised

103

1 actions read

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