Application

15524799 · AUTOMATIC RING VALVE, SHUTTERS FOR AUTOMATIC RING VALVES, AND METHOD FOR MANUFACTURING SAID SHUTTERS

Filed 2017-05-05 · Granted · Patent 11293556 (2022-04-05) The official file ↗The patent and its PDF ↗ · Art unit 3753 · Examiner Michael Robert Reid Typical · CPC F16K 11/04 · Nuovo Pignone Srl · BAKER HUGHES COMPANY

Office actions

first was Restriction requirement

RCEs

no appeal

To first action

21.1 mo

to disposition 59.0 mo

Statutes raised

102 112 DP

1 actions read

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