Application

13999272 · VORTEX PLUNGER ARRANGEMENT

Filed 2014-02-04 · Granted · Patent 9121269 (2015-09-01) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Ronald R Runyan Typical · CPC E21B 43/121 · WELL MASTER CORPORATION · Donald N. Halgren

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

8.7 mo

to disposition 18.9 mo

Statutes raised

103

2 actions read

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