H-Shaped Steel For Low Temperatures And Method For Manufacturing Same

Patent No. EP3425080 (titled "H-Shaped Steel For Low Temperatures And Method For Manufacturing Same") was filed by Nippon Steel on Mar 2, 2017. The application was issued on Jul 24, 2024.

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.

Company	Opposition Date	Representative
ARCELORMITTAL	Feb 24, 2022	LAVOIX

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

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Jun 27, 2024
Decision to maintain the European patent in amended form
Jun 27, 2024
Decision to maintain the European patent in amended form
Jun 20, 2024
(Electronic) Receipt
Jun 20, 2024
Filing of the translation of the amended claims
Jun 20, 2024
French translation of claims
Jun 20, 2024
German translation of the claims
Jun 20, 2024
Letter accompanying subsequently filed items
Mar 21, 2024
Communication of bibliographic data
Mar 15, 2024
Maintenance of the patent with the documents specified in the final decision
Dec 15, 2023
Advice of delivery
Dec 14, 2023
Annex to the communication - opposition
Dec 14, 2023
Decision of the Opposition Division and instruction
Dec 14, 2023
Druckexemplar in opposition procedure
Dec 14, 2023
Grounds for the decision (Annex) - opposition
Dec 14, 2023
Interlocutory decision in opposition proceedings
Dec 14, 2023
Interlocutory decision in opposition proceedings
Dec 14, 2023
Means of redress
Dec 14, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 14, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 14, 2023
Provision of a copy of the minutes - opposition procedure
Dec 14, 2023
Provision of a copy of the minutes - opposition procedure
Dec 14, 2023
Scanned annex to a communication - opposition procedure
Dec 14, 2023
Transmittal of decision / summons - opposition
Dec 14, 2023
Transmittal of decision / summons - opposition
Oct 26, 2023
Information about the result of oral proceedings
Oct 19, 2023
Brief communication - Opposition proceedings
Oct 13, 2023
(Electronic) Receipt
Oct 13, 2023
(Electronic) Receipt
Oct 13, 2023
Auxiliary request during Opposition procedure
Oct 13, 2023
Auxiliary request during Opposition procedure
Oct 13, 2023
Auxiliary request during Opposition procedure
Oct 13, 2023
Auxiliary request during Opposition procedure - 01
Oct 13, 2023
Auxiliary request during Opposition procedure - 02
Oct 13, 2023
Auxiliary request during Opposition procedure - 03
Oct 13, 2023
Letter accompanying subsequently filed items
Oct 13, 2023
Written submission in preparation to/during oral proceedings
Aug 30, 2023
Brief communication - Opposition proceedings
Aug 30, 2023
Brief communication - Opposition proceedings
Aug 28, 2023
Brief communication - Opposition proceedings
Aug 25, 2023
(Electronic) Receipt
Aug 25, 2023
(Electronic) Receipt
Aug 25, 2023
Citation in opposition procedure - 003
Aug 25, 2023
Citation in opposition procedure - 004
Aug 25, 2023
Citation in opposition procedure - 004
Aug 25, 2023
Citation in opposition procedure - 005
Aug 25, 2023
Citation in opposition procedure - 005
Aug 25, 2023
Citation in opposition procedure - 006
Aug 25, 2023
Citation in opposition procedure - 007
Aug 25, 2023
Citation in opposition procedure - 007
Aug 25, 2023
Consolidated list of cited opposition documents
Aug 25, 2023
Letter accompanying subsequently filed items
Aug 25, 2023
Letter accompanying subsequently filed items
Aug 25, 2023
Written submission in preparation to/during oral proceedings
Aug 25, 2023
Written submission in preparation to/during oral proceedings
Aug 21, 2023
(Electronic) Receipt
Aug 21, 2023
Letter accompanying subsequently filed items
Aug 21, 2023
Request for interpreters during oral proceedings
Apr 18, 2023
Brief communication - Opposition proceedings
Apr 18, 2023
Communication concerning the filing of a power of attorney
Apr 18, 2023
Communication of amended entries
Apr 12, 2023
(Electronic) Receipt
Apr 12, 2023
General authorisation
Apr 12, 2023
Letter accompanying subsequently filed items
Apr 12, 2023
Request for change of opponent's representative
Mar 6, 2023
Advice of delivery
Mar 1, 2023
Advice of delivery
Mar 1, 2023
Annex to the communication - opposition
Mar 1, 2023
Information concerning oral proceedings
Mar 1, 2023
Scanned annex to a communication - opposition procedure
Mar 1, 2023
Summons to attend oral proceedings
Mar 1, 2023
Summons to attend oral proceedings
Mar 1, 2023
Transmittal of decision / summons - opposition
Mar 1, 2023
Transmittal of decision / summons - opposition
Jul 28, 2022
Brief communication - Opposition proceedings
Jul 25, 2022
(Electronic) Receipt
Jul 25, 2022
Auxiliary request during Opposition procedure
Jul 25, 2022
Auxiliary request during Opposition procedure - 01
Jul 25, 2022
Letter accompanying subsequently filed items
Jul 25, 2022
Reply of the patent proprietor to the notice(s) of opposition
May 11, 2022
Brief communication - Opposition proceedings
May 4, 2022
Citation in opposition procedure
May 4, 2022
Citation in opposition procedure - 002
May 3, 2022
Brief communication - Opposition proceedings
Apr 27, 2022
Citation in opposition procedure
Apr 27, 2022
Citation in opposition procedure - 002
Mar 15, 2022
Communication of a notice of opposition and request to file observations
Mar 15, 2022
Notice of further oppositions to opponent(s)
Mar 10, 2022
Request for documents
Mar 2, 2022
Citation in opposition procedure - 001
Mar 2, 2022
Citation in opposition procedure - 002
Mar 2, 2022
Communication of a notice of opposition - first information to patent proprietor
Mar 2, 2022
Notice of opposition
Mar 2, 2022
Notice of opposition
Feb 24, 2022
Citation in opposition procedure
Feb 24, 2022
Citation in opposition procedure
Feb 24, 2022
Notice of opposition
Feb 24, 2022
Notice of opposition
Jun 9, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 30, 2021
Decision to grant a European patent
Apr 7, 2021
(Electronic) Receipt
Apr 7, 2021
Filing of the translations of the claims
Apr 7, 2021
French translation of claims
Apr 7, 2021
German translation of the claims
Apr 7, 2021
Letter accompanying subsequently filed items
Nov 27, 2020
Bibliographic data of the European patent application
Nov 27, 2020
Communication about intention to grant a European patent
Nov 27, 2020
Intention to grant (signatures)
Nov 27, 2020
Text intended for grant (clean copy)
Nov 27, 2020
Text intended for grant (version for approval)
Nov 5, 2020
(Electronic) Receipt
Nov 5, 2020
Amended claims with annotations
Nov 5, 2020
Amended description with annotations
Nov 5, 2020
Claims
Nov 5, 2020
Description
Nov 5, 2020
Letter accompanying subsequently filed items
Nov 5, 2020
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 21, 2020
Bibliographic data of the European patent application
Jul 21, 2020
Communication about intention to grant a European patent
Jul 21, 2020
Intention to grant (signatures)
Jul 21, 2020
Text intended for grant (clean copy)
Jul 21, 2020
Text intended for grant (version for approval)
Jun 17, 2020
Examination started
Apr 1, 2020
(Electronic) Receipt
Apr 1, 2020
Amended claims filed after receipt of (European) search report
Apr 1, 2020
Amended claims with annotations
Apr 1, 2020
Amendments received before examination
Apr 1, 2020
Letter accompanying subsequently filed items
Oct 15, 2019
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 26, 2019
Communication regarding the transmission of the European search report
Sep 26, 2019
European search opinion
Sep 26, 2019
Information on Search Strategy
Sep 26, 2019
Supplementary European search report
Sep 16, 2019
Search started
Jun 3, 2019
Communication of the registration of a transfer or change of name and/or address
May 20, 2019
Submission concerning change of applicant's name
Dec 12, 2018
Notification of forthcoming publication
Oct 10, 2018
Communication regarding possible amendment of the application/payment of claims fee
Oct 8, 2018
Communication to designated inventor
Oct 8, 2018
Communication to designated inventor
Sep 20, 2018
Copy of the international preliminary report on patentability
Sep 20, 2018
Translation of the international preliminary report on patentability
Sep 19, 2018
Copy of the international preliminary report on patentability
Sep 19, 2018
Translation of the international preliminary report on patentability
Aug 16, 2018
(Electronic) Receipt
Aug 16, 2018
Abstract
Aug 16, 2018
Claims
Aug 16, 2018
Description
Aug 16, 2018
Drawings
Aug 16, 2018
Request for entry into the European phase
Jul 13, 2018
Information on entry into European phase
Sep 25, 2017
Priority document (electronically transmitted)
Sep 8, 2017
Copy of the international search report
Sep 8, 2017
Copy of the translated international search report
Sep 8, 2017
International publication pamphlet

EP3425080

NIPPON STEEL

Application Number: EP17760128A
Filing Date: Mar 2, 2017
Status: Patent Maintained As Amended; Jun 20, 2024
Publication Date: Jul 24, 2024
External Links: Slate, Register , Google Patents

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H-Shaped Steel For Low Temperatures And Method For Manufacturing Same

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Dossier Documents

EP3425080