Application

15924009 · DOWNHOLE CASING PULLING TOOL

Filed 2018-03-16 · Granted · Patent 10954736 (2021-03-23) The official file ↗The patent and its PDF ↗ · Art unit 3676 · Examiner Blake E Michener Typical · CPC E21B 23/01 · Weatherford Technology Holdings, LLC · PATTERSON & SHERIDAN, L.L.P. / Weatherford

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

21.0 mo

to disposition 36.2 mo

Statutes raised

103 112

2 actions read

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