Application

18689073 · Blast Furnace - Converter Steel Production Method Based on Carbon Cycling

Filed 2024-03-05 · Granted · Patent 12692561 (2026-07-28) The official file ↗The patent and its PDF ↗ · Art unit 1734 · Examiner Jie Yang Typical · CPC C21B 5/001 · CISDI ENGINEERING CO., LTD. · Wang Law Firm, Inc.

Office actions

first was Restriction requirement

RCEs

no appeal

To first action

21.0 mo

to disposition 28.7 mo

Statutes raised

103 112

2 actions read

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