Method For Manufacturing A High Strength Steel Sheet And Sheet Obtained

Patent No. EP3164521 (titled "Method For Manufacturing A High Strength Steel Sheet And Sheet Obtained") was filed by Arcelormittal on Jul 3, 2015. The application was issued on Apr 19, 2023.

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
THYSSENKRUPP STEEL EUROPE	Jun 12, 2019	COHAUSZ & FLORACK

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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Mar 23, 2023
Decision to maintain the European patent in amended form
Mar 23, 2023
Decision to maintain the European patent in amended form
Mar 16, 2023
Termination of the opposition proceedings with maintenance of patent
Dec 6, 2022
(Electronic) Receipt
Dec 6, 2022
Description
Dec 6, 2022
Filing of the translation of the amended claims
Dec 6, 2022
French translation of claims
Dec 6, 2022
German translation of the claims
Dec 6, 2022
Letter accompanying subsequently filed items
Oct 20, 2022
Communication to opponent concerning maintenance
Oct 20, 2022
Communication with request to file translations
Oct 18, 2022
Communication of bibliographic data
Oct 18, 2022
Refund of fees
Oct 14, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 14, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 14, 2022
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Oct 14, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 14, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 13, 2022
Maintenance of the patent with the documents specified in the final decision
Oct 11, 2022
Maintenance of the patent with the documents specified in the final decision
Oct 10, 2022
(Electronic) Receipt
Oct 10, 2022
Letter accompanying subsequently filed items
Oct 10, 2022
Letter dealing with oral proceedings
Oct 6, 2022
F3345 Forwarding of submissions to parties
Oct 6, 2022
F3345 Forwarding of submissions to parties
Oct 5, 2022
(Electronic) Receipt
Oct 5, 2022
(Electronic) Receipt
Oct 5, 2022
Letter accompanying subsequently filed items
Oct 5, 2022
Letter accompanying subsequently filed items
Oct 5, 2022
Letter dealing with oral proceedings
Oct 5, 2022
Letter dealing with oral proceedings during the appeal procedure
Sep 21, 2022
F3018 Oral proceedings: Confirmation interpreters
Sep 21, 2022
F3018 Oral proceedings: Confirmation interpreters
Sep 12, 2022
F3345 Forwarding of submissions to parties
Sep 12, 2022
F3345 Forwarding of submissions to parties
Sep 9, 2022
(Electronic) Receipt
Sep 9, 2022
(Electronic) Receipt
Sep 9, 2022
Letter accompanying subsequently filed items
Sep 9, 2022
Letter accompanying subsequently filed items
Sep 9, 2022
Letter dealing with oral proceedings during the appeal procedure
Mar 15, 2022
F3011.2 Oral Proceedings: Summons VICO
Mar 15, 2022
F3011.2 Oral Proceedings: Summons VICO
Mar 15, 2022
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Mar 10, 2022
F3010 Oral proceedings: order for summons
Feb 9, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 9, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 4, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Feb 4, 2022
F3303.16 Change of composition of the Board (T)
Feb 3, 2022
(Electronic) Receipt
Feb 3, 2022
Annexes (other than cited documents) regarding appeal procedure
Feb 3, 2022
Letter accompanying subsequently filed items
Feb 3, 2022
Oral proceedings: Request for postponement
Jan 28, 2022
F3011.1 Oral Proceedings: summons
Jan 28, 2022
F3011.1 Oral Proceedings: summons
Jan 25, 2022
F3010 Oral proceedings: order for summons
Jan 25, 2022
F3303.16 Change of composition of the Board (T)
Jul 26, 2021
F3345 Forwarding of submissions to parties
Jul 21, 2021
(Electronic) Receipt
Jul 21, 2021
Amended claims with annotations
Jul 21, 2021
Amended claims with annotations
Jul 21, 2021
Amended claims with annotations
Jul 21, 2021
Auxiliary request during appeals procedure - 01
Jul 21, 2021
Auxiliary request during appeals procedure - 02
Jul 21, 2021
Claims
Jul 21, 2021
Letter accompanying subsequently filed items
Jul 21, 2021
Non-Patent Literature cited during the appeal procedure
Jul 21, 2021
Reply to appeal
Apr 6, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 30, 2021
(Electronic) Receipt
Mar 30, 2021
Annexes (other than cited documents) regarding appeal procedure
Mar 30, 2021
Letter accompanying subsequently filed items
Mar 30, 2021
Statement of grounds of appeal
Mar 5, 2021
Composition of the board (T)
Jan 27, 2021
F3204 Communication of the file number to the parties
Jan 27, 2021
F3204 Communication of the file number to the parties
Jan 19, 2021
(Electronic) Receipt
Jan 19, 2021
Letter accompanying subsequently filed items
Jan 19, 2021
Notice of appeal
Dec 1, 2020
Advice of delivery
Nov 26, 2020
Advice of delivery
Nov 20, 2020
Acknowledgement of a document
Nov 20, 2020
Acknowledgement of a document
Nov 20, 2020
Annex to the communication - opposition
Nov 20, 2020
Grounds for the decision (Annex) - opposition
Nov 20, 2020
Interlocutory decision in opposition proceedings
Nov 20, 2020
Internal form - Opposition/addressees
Nov 20, 2020
Internal form - Opposition/addressees
Nov 20, 2020
Means of redress
Nov 20, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 20, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 20, 2020
OPPODREX with handwritten amendments
Nov 20, 2020
Provision of a copy of the minutes - opposition procedure
Oct 16, 2020
Information about the result of oral proceedings
Sep 30, 2020
Notification concerning the date of oral proceedings
Sep 24, 2020
Notification concerning the date of oral proceedings
Sep 24, 2020
Notification concerning the date of oral proceedings
Sep 23, 2020
Notification concerning the date of oral proceedings
Sep 23, 2020
Notification concerning the date of oral proceedings
Sep 18, 2020
Notification concerning the date of oral proceedings
Sep 17, 2020
Oral proceedings: reply to date proposed
Sep 17, 2020
Oral proceedings: reply to date proposed
Aug 21, 2020
Notification concerning the date of oral proceedings
Aug 21, 2020
Notification concerning the date of oral proceedings
Aug 19, 2020
Brief communication - Opposition proceedings
Aug 14, 2020
Oral proceedings: reply to date proposed
Aug 14, 2020
Written submission in preparation to/during oral proceedings
Aug 5, 2020
Oral proceedings: reply to date proposed
Aug 4, 2020
Brief communication - Opposition proceedings
Jul 29, 2020
(Electronic) Receipt
Jul 29, 2020
Letter accompanying subsequently filed items
Jul 29, 2020
Oral proceedings: reply to date proposed
Jul 22, 2020
Brief communication - Opposition proceedings
Jul 22, 2020
Brief communication - Opposition proceedings
Jul 20, 2020
Brief communication - Opposition proceedings
Jul 17, 2020
Oral proceedings: reply to date proposed
Jul 16, 2020
(Electronic) Receipt
Jul 16, 2020
Citation in opposition procedure - 008
Jul 16, 2020
Consolidated list of cited opposition documents
Jul 16, 2020
Description
Jul 16, 2020
Letter accompanying subsequently filed items
Jul 16, 2020
Written submission in preparation to/during oral proceedings
Jul 13, 2020
Notification concerning the date of oral proceedings
Jul 13, 2020
Notification concerning the date of oral proceedings
Jul 10, 2020
Request for interpreters during oral proceedings
Feb 12, 2020
Advice of delivery
Feb 10, 2020
Advice of delivery
Feb 6, 2020
Acknowledgement of a document
Feb 6, 2020
Acknowledgement of a document
Feb 6, 2020
Annex to the communication - opposition
Feb 6, 2020
Information concerning oral proceedings
Feb 6, 2020
Summons to attend oral proceedings
Feb 6, 2020
Summons to attend oral proceedings
Oct 30, 2019
Brief communication - Opposition proceedings
Oct 25, 2019
(Electronic) Receipt
Oct 25, 2019
Letter accompanying subsequently filed items
Oct 25, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jul 5, 2019
Letter regarding the opposition procedure (no time limit)
Jun 27, 2019
Communication of a notice of opposition and request to file observations
Jun 27, 2019
Notice of further oppositions to opponent(s)
Jun 17, 2019
Communication of a notice of opposition - first information to patent proprietor
Jun 12, 2019
(Electronic) Receipt
Jun 12, 2019
Any annexes (other than citation) to an opposition letter
Jun 12, 2019
Citation in opposition procedure - 001
Jun 12, 2019
Citation in opposition procedure - 002
Jun 12, 2019
Citation in opposition procedure - 003
Jun 12, 2019
Citation in opposition procedure - 004
Jun 12, 2019
Citation in opposition procedure - 005
Jun 12, 2019
Citation in opposition procedure - 005
Jun 12, 2019
Citation in opposition procedure - 006
Jun 12, 2019
Citation in opposition procedure - 006
Jun 12, 2019
Citation in opposition procedure - 007
Jun 12, 2019
Notice of opposition
Jun 12, 2019
Notice of opposition
Sep 24, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 17, 2018
Decision to grant a European patent
Jul 2, 2018
(Electronic) Receipt
Jul 2, 2018
Filing of the translations of the claims
Jul 2, 2018
French translation of claims
Jul 2, 2018
German translation of the claims
Jul 2, 2018
Letter accompanying subsequently filed items
Mar 5, 2018
Bibliographic data of the European patent application
Mar 5, 2018
Communication about intention to grant a European patent
Mar 5, 2018
Intention to grant (signatures)
Mar 5, 2018
Text intended for grant (clean copy)
Mar 5, 2018
Text intended for grant (version for approval)
Jan 18, 2018
Examination started
Apr 12, 2017
Notification on forthcoming publication of bibliographic data
Feb 10, 2017
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 8, 2017
Communication to designated inventor
Feb 8, 2017
Communication to designated inventor
Feb 3, 2017
Priority search results copy provided by EPO
Jan 16, 2017
Copy of the international preliminary report on patentability
Jan 2, 2017
(Electronic) Receipt
Jan 2, 2017
Amended claims filed after receipt of (European) search report
Jan 2, 2017
Amended claims with annotations
Jan 2, 2017
Request for entry into the European phase
Nov 11, 2016
Information on entry into European phase
Jan 26, 2016
Priority document (electronically transmitted)
Jan 7, 2016
Copy of the international search report
Jan 7, 2016
Published international application - A1
Nov 25, 2015
Written opinion of the ISA, boxes No. I to VIII
Nov 25, 2015
Written opinion of the ISA, cover sheet
Nov 25, 2015
Written opinion of the ISA, supplemental box

EP3164521

ARCELORMITTAL

Application Number: EP15750814A
Filing Date: Jul 3, 2015
Status: Patent Maintained As Amended; Mar 17, 2023
Publication Date: Apr 19, 2023
External Links: Slate, Register , Google Patents

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Method For Manufacturing A High Strength Steel Sheet And Sheet Obtained

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Dossier Documents

EP3164521