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IP Verse

Posco competitive analysis

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Latest oppositions filed by Posco

Explore patent oppositions filed by Posco against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 13, 2025
Patent NumberTitleApplicantOpposition Date

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EP3587104
Coated Steel Strips, Method Of Making The Same, Stamped Products Prepared From The Same And Articles Of Manufacture Which Contain Such A Stamped ProductARCELORMITTALOct 14, 2022
EP3587105
Coated Steel Strips, Methods Of Making The Same, Methods Of Using The Same, Stamping Blanks Prepared From The Same, Stamped Products Prepared From The Same, And Articles Of Manufacture Which Contain Such A Stamped ProductARCELORMITTALOct 14, 2022
EP3290200
Coated Steel Strips, Methods Of Making The Same, Methods Of Using The Same, Stamping Blanks Prepared From The Same, Stamped Products Prepared From The Same, And Articles Of Manufacture Which Contain Such A Stamped ProductARCELORMITTALMay 12, 2022

Latest patents of Posco opposed by its competitors

Explore Posco's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Nov 13, 2025
Patent NumberPublication DateTitleTotal Oppositions
EP2974810
Feb 26, 2025Casting Equipment And Casting Method Using Same1
EP3396007
Aug 7, 2024High-Strength Hot-Dip Zinc Plated Steel Material Having Excellent Plating Properties And Method For Preparing Same1
EP3632585
Apr 24, 2024Steel Sheet For Hot Press Formed Member Having Excellent Resistance To Hydrogen Delayed Fracture, And Method For Manufacturing Same1
EP3561138
Nov 15, 2023Zinc Alloy Plated Steel Material Having Excellent Weldability And Processed-Part Corrosion Resistance And Method Of Manufacturing Same1
EP3889311
Nov 1, 2023Hot Press-Formed Part, And Manufacturing Method Thereof2
EP3632586
Oct 18, 2023Steel Sheet For Hot Press Formed Member Having Excellent Plating Adhesion, And Method For Manufacturing Same2
EP3733921
Mar 1, 2023Zinc Alloy Plated Steel Material Having Excellent Surface Quality And Corrosion Resistance, And Method For Manufacturing Same1
EP3733918
Aug 31, 2022Zinc Alloy Plated Steel Material Having Excellent Corrosion Resistance After Being Processed And Method For Manufacturing Same1
EP3683328
Aug 17, 2022Steel Sheet Having Excellent Image Clarity After Coating And Method For Manufacturing Same1
EP3705198
Jun 1, 2022Continuous Casting And Rolling Apparatus And Continuous Casting And Rolling Method1

Latest PTAB cases involving Posco

Discover the latest PTAB cases involving Posco, highlighting their recent legal challenges and patent disputes.

Last updated on: Nov 15, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Posco

IPR2025-00370Dec 23, 2024POSCOARCELORMITTALTrial Instituted
IPR2025-00371Dec 23, 2024POSCOARCELORMITTALTrial Instituted
IPR2024-01376Sep 6, 2024POSCOARCELORMITTALTerminated
IPR2024-01377Sep 6, 2024POSCOARCELORMITTALTerminated
IPR2024-01229Jul 29, 2024POSCO FUTURE MCAMX POWERInstitution Denied
IPR2019-01275Jun 28, 2019POSCOARCELORMITTALFinal Written Decision

Peer Comparison New

IP litigation analysis comparing Posco with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 13, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
POSCO3225 -
ARCELORMITTAL1205815
DANIELI & C OFFICINE MECCANICHE2228 - -
THYSSENKRUPP STEEL EUROPE3938 - -