Application

15850186 · ROTATING CONTROL DEVICE, AND INSTALLATION AND RETRIEVAL THEREOF

Filed 2017-12-21 · Granted · Patent 10995562 (2021-05-04) The official file ↗The patent and its PDF ↗ · Art unit 3679 · Examiner Aaron Lloyd Lembo Easy · CPC E21B 19/002 · WEATHERFORD TECHNOLOGY HOLDINGS, LLC · WEATHERFORD INTERNATIONAL INC.

Office actions

first was Non-final rejection

RCEs

appealed

To first action

13.9 mo

to disposition 40.4 mo

Statutes raised

102 103 112

4 actions read

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