IP Verse

Zinc Alloy Plated Steel Material Having Excellent Weldability And Processed-Part Corrosion Resistance And Method Of Manufacturing Same

Patent No. EP3561138 (titled "Zinc Alloy Plated Steel Material Having Excellent Weldability And Processed-Part Corrosion Resistance And Method Of Manufacturing Same") was filed by Posco on Dec 24, 2015. The application was issued on Nov 15, 2023.

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
ARCELORMITTALJul 26, 2024LAVOIX

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents

EP3561138

POSCO
Application Number
EP19177558A
Filing Date
Dec 24, 2015
Status
Granted And Under Opposition
Oct 13, 2023
Publication Date
Nov 15, 2023
External Links
Slate, Register , Google Patents