PATLY.AIApplication
18707299 · Polypropylene Composite Material Having Melting Point Gradient Structure, Preparation Method Therefor and System and Use Thereof
Filed 2024-05-03 · Granted · Patent 12605922 (2026-04-21) The official file ↗The patent and its PDF ↗ · Art unit 1781 · Examiner Lawrence D Ferguson Easy · CPC B32B 27/32 · BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION · NOVICK, KIM & LEE, PLLC, dba NKL Law
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