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IP Verse

Zinc Alloy Plated Steel Material Having Excellent Corrosion Resistance After Being Processed And Method For Manufacturing Same - EP3733918

The patent EP3733918 was granted to Posco on Aug 31, 2022. The application was filed on Dec 13, 2018 under application number EP18893849A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3733918

POSCO
Application Number
EP18893849A
Filing Date
Dec 13, 2018
Status
Granted And Under Opposition
Jul 29, 2022
Publication Date
Aug 31, 2022
External Links
Slate, Register, Google Patents

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 DateRepresentativeOpposition Status
ARCELORMITTALMay 30, 2023LAVOIXADMISSIBLE

Patent Citations (14) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONJP2002332555
INTERNATIONAL-SEARCH-REPORTJP2000265255
INTERNATIONAL-SEARCH-REPORTJP2001295018
INTERNATIONAL-SEARCH-REPORTJP5482914B
INTERNATIONAL-SEARCH-REPORTKR101726090B
INTERNATIONAL-SEARCH-REPORTKR20160078918
OPPOSITIONEP3085805
OPPOSITIONEP3396007
OPPOSITIONJP2011111674
OPPOSITIONKR20150070841
OPPOSITIONWO2017111449
SEARCHEP1557478
SEARCHJP2006052462
SEARCHUS2003072963

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.

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    Description

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