Application

17692887 · CONTROLLING FLUID PRESSURES AT MULTIPLE WELL HEADS FOR CONTINUOUS PUMPING

Filed 2022-03-11 · Granted · Patent 11859480 (2024-01-02) The official file ↗The patent and its PDF ↗ · Art unit 3679 · Examiner James G Sayre Easy · CPC E21B 43/2607 · Caterpillar Inc. · Caterpillar Inc.

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

9.6 mo

to disposition 21.7 mo

Statutes raised

102 103

2 actions read

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