Application

19226131 · BRIDGE SLIDING DEVICE AND A BRIDGE CONSTRUCTION SYSTEM

Filed 2025-06-02 · Granted · Patent 12522990 (2026-01-13) The official file ↗The patent and its PDF ↗ · Art unit 3671 · Examiner Abigail Anne Risic Typical · CPC E01D 21/065 · POLY CHANGDA ENGINEERING CO., LTD. · OPENPTO US LLC

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

1.3 mo

to disposition 7.4 mo

Statutes raised

0 actions read

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