Application

15541965 · LOAD-BEARING UNIVERSAL JOINT WITH SELF-ENERGIZING SEALS FOR A ROTARY STEERABLE DRILLING TOOL

Filed 2017-07-06 · Granted · Patent 10538974 (2020-01-21) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Dany E Akakpo Typical · CPC E21B 4/003 · HALLIBURTON ENERGY SERVICES, INC. · HALLIBURTON ENERGY SERVICES, INC.

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

17.1 mo

to disposition 30.5 mo

Statutes raised

102 103 112

2 actions read

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