Application

17274494 · PISTON RING AND PISTON WITH INTERNAL GROOVE SEALING

Filed 2021-03-09 · Granted · Patent 11493129 (2022-11-08) The official file ↗The patent and its PDF ↗ · Art unit 3747 · Examiner James G Moubry Typical · CPC F16J 9/20 · FEDERAL-MOGUL BURSCHEID GMBH · Dickinson Wright PLLC - Troy

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

11.8 mo

to disposition 20.0 mo

Statutes raised

103

1 actions read

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