Application

17249785 · APPARATUS AND METHOD FOR ACTIVATION OF FLAPPER CHECK VALVE

Filed 2021-03-12 · Granted · Patent 11261980 (2022-03-01) The official file ↗The patent and its PDF ↗ · Art unit 3753 · Examiner Frederick D Soski Typical · CPC F16K 15/033 · COIL SOLUTIONS INC. · Ramey LLP

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

7.1 mo

to disposition 11.6 mo

Statutes raised

0 actions read

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