Application

14534013 · Anti-balling Drill Bit Positioned Relative to Fixed Blades Presenting Fixed Cutting Inserts

Filed 2014-11-05 · Granted · Patent 10072463 (2018-09-11) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Brandon M Duck Easy · CPC E21B 10/43 · CHENGDU BEST DIAMOND BIT CO., LTD. · R. PERRY MCCONNELL

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

19.6 mo

to disposition 46.2 mo

Statutes raised

102 103 112

3 actions read

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