Application

18208903 · ALTERNATING PRESSURE FATIGUE TEST SYSTEM FOR HIGH-SPEED TRAIN BASED ON INTERNAL ROOT PUMP LOADING MECHANISM

Filed 2023-06-13 · Granted · Patent 12372447 (2025-07-29) The official file ↗The patent and its PDF ↗ · Art unit 2855 · Examiner Eric Scott McCall Easy · CPC G01N 3/36 · ELIVAC CO., LTD. · Raymond Zhou Shaw

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

23.8 mo

to disposition 25.5 mo

Statutes raised

0 actions read

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