Multipurpose Processing Line For Heat Treating And Hot Dip Coating A Steel Strip

Patent No. EP3164523 (titled "Multipurpose Processing Line For Heat Treating And Hot Dip Coating A Steel Strip") was filed by Arcelormittal on Jul 3, 2015. The application was issued on May 19, 2021.

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
TATA STEEL IJMUIDEN	Feb 20, 2022	GROUP SERVICES

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 24, 2022
Communication to the parties concerning the termination of opposition procedure - opposition deemed not filed (opponent)
Jun 24, 2022
Communication to the parties concerning the termination of the opposition proceedings - opposition deemed not filed (proprietor)
Jun 21, 2022
Termination of the opposition proceedings with maintenance of patent
Mar 10, 2022
Noting of loss of rights (opposition deemed not to have been filed)
Feb 24, 2022
Communication of a notice of opposition - first information to patent proprietor
Feb 20, 2022
(Electronic) Receipt
Feb 20, 2022
Any annexes (other than citation) to an opposition letter
Feb 20, 2022
Citation in opposition procedure
Feb 20, 2022
Citation in opposition procedure - 001
Feb 20, 2022
Citation in opposition procedure - 002
Feb 20, 2022
Citation in opposition procedure - 003
Feb 20, 2022
Citation in opposition procedure - 004
Feb 20, 2022
Citation in opposition procedure - 005
Feb 20, 2022
Citation in opposition procedure - 006
Feb 20, 2022
Citation in opposition procedure - 007
Feb 20, 2022
Citation in opposition procedure - 007
Feb 20, 2022
Citation in opposition procedure - 008
Feb 20, 2022
Citation in opposition procedure - 009
Feb 20, 2022
Citation in opposition procedure - 010
Feb 20, 2022
Consolidated list of cited opposition documents
Feb 20, 2022
International publication (Pamphlet)
Feb 20, 2022
Letter accompanying subsequently filed items
Feb 20, 2022
Notice of opposition
Feb 20, 2022
Notice of opposition
Jun 1, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 22, 2021
Decision to grant a European patent
Apr 6, 2021
(Electronic) Receipt
Apr 6, 2021
Filing of the translations of the claims
Apr 6, 2021
French translation of claims
Apr 6, 2021
German translation of the claims
Apr 6, 2021
Letter accompanying subsequently filed items
Dec 7, 2020
Bibliographic data of the European patent application
Dec 7, 2020
Communication about intention to grant a European patent
Dec 7, 2020
Intention to grant (signatures)
Dec 7, 2020
Text intended for grant (clean copy)
Dec 7, 2020
Text intended for grant (version for approval)
Jul 1, 2020
(Electronic) Receipt
Jul 1, 2020
Amended claims with annotations
Jul 1, 2020
Amended description with annotations
Jul 1, 2020
Claims
Jul 1, 2020
Description
Jul 1, 2020
Letter accompanying subsequently filed items
Jul 1, 2020
Reply to communication from the Examining Division
May 12, 2020
Annex to the communication
May 12, 2020
Consultation by telephone/in person (with time limit)
May 12, 2020
Result of consultation by telephone/in person
Feb 18, 2020
(Electronic) Receipt
Feb 18, 2020
Amended claims with annotations
Feb 18, 2020
Amended description with annotations
Feb 18, 2020
Claims
Feb 18, 2020
Description
Feb 18, 2020
Letter accompanying subsequently filed items
Feb 18, 2020
Reply to communication from the Examining Division
Jan 27, 2020
Annex to the communication
Jan 27, 2020
Consultation by telephone/in person (with time limit)
Jan 27, 2020
Result of consultation by telephone/in person
Jun 11, 2019
(Electronic) Receipt
Jun 11, 2019
Amended claims with annotations
Jun 11, 2019
Claims
Jun 11, 2019
Letter accompanying subsequently filed items
Jun 11, 2019
Reply to communication from the Examining Division
Apr 8, 2019
Annex to a communication
Apr 8, 2019
Annex to the communication
Apr 8, 2019
Communication from the Examining Division
Apr 2, 2019
Examination started
Dec 14, 2018
Notification regarding date of start of examination with possibility to withdraw
Aug 4, 2017
Brief communication to applicant/representative (Legal Division)
Aug 2, 2017
Communication to designated inventor
Jul 25, 2017
(Electronic) Receipt
Jul 25, 2017
Letter accompanying subsequently filed items
Jul 25, 2017
Letter concerning the inventor
Jul 24, 2017
(Electronic) Receipt
Jul 24, 2017
Amended claims with annotations
Jul 24, 2017
Amendments received before examination
Jul 24, 2017
Claims
Jul 24, 2017
Letter accompanying subsequently filed items
Jul 24, 2017
Non-patent literature cited during the examination procedure
Apr 12, 2017
Notification on forthcoming publication of bibliographic data
Mar 17, 2017
Invitation to indicate correct address of inventor
Mar 13, 2017
Letter which had not been notified
Feb 17, 2017
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 11, 2017
Priority search results copy provided by EPO
Feb 11, 2017
Priority search results copy provided by EPO
Feb 8, 2017
Communication to designated inventor
Feb 8, 2017
Communication to designated inventor
Feb 8, 2017
Communication to designated inventor
Jan 11, 2017
Copy of the international preliminary examination report
Jan 3, 2017
(Electronic) Receipt
Jan 3, 2017
Amended claims filed after receipt of (European) search report
Jan 3, 2017
Amended claims with annotations
Jan 3, 2017
Copy of the international preliminary examination report
Jan 3, 2017
Request for entry into the European phase
Nov 11, 2016
Information on entry into European phase
Oct 5, 2016
Annex to International preliminary examination report
Oct 5, 2016
International preliminary examination report
Oct 5, 2016
International preliminary examination report - free text sheet
Oct 5, 2016
International preliminary examination report - points I-VIII
Oct 5, 2016
Transmittal of International Preliminary Examination Report
Sep 3, 2016
PCT(IPEA): Amended sheet - claims
Sep 3, 2016
Reply to communication PCT/IPEA/408
Aug 31, 2016
PCT(IPEA): Amended sheet - claims
Aug 31, 2016
PCT(IPEA): Amended sheet - claims
Aug 31, 2016
Reply to communication PCT/IPEA/408
Jul 19, 2016
Written opinion
Jul 19, 2016
Written opinion - free text sheet
Jul 19, 2016
Written opinion - points I-VIII
Jun 23, 2016
Document concerning fees and payments
Jun 23, 2016
PCT demand form
Jun 23, 2016
Payment of fees and costs
Jun 23, 2016
Reply to communication PCT/IPEA/404
Jun 21, 2016
Document concerning fees and payments
Jun 21, 2016
PCT demand form
Jun 21, 2016
Payment of fees and costs
Jun 21, 2016
Reply to communication PCT/IPEA/404
Jun 7, 2016
Notification of election of EPO
May 28, 2016
PCT(IPEA): Amended sheet - claims
May 28, 2016
PCT(IPEA): Amended sheet - claims
May 28, 2016
Reply to International Search Opinion
May 26, 2016
Amendments of documents (Article 19 PCT) (without attachments)
May 23, 2016
Invitation to correct defects in demand
May 19, 2016
Notification of receipt of demand
May 17, 2016
PCT(IPEA): Amended sheet - claims
May 17, 2016
PCT(IPEA): Amended sheet - claims
May 17, 2016
Reply to International Search Opinion
May 4, 2016
Document concerning fees and payments
May 4, 2016
Letter regarding PCTII procedure
May 4, 2016
PCT demand form
May 3, 2016
Document concerning fees and payments
May 3, 2016
Letter regarding PCTII procedure
May 3, 2016
PCT demand form
May 3, 2016
Payment of fees and costs
Feb 25, 2016
Copy of the international search report
Feb 25, 2016
International publication of the international search report
Jan 26, 2016
Priority document (electronically transmitted)
Jan 26, 2016
Priority document (electronically transmitted)
Jan 14, 2016
ISR: cited documents
Jan 13, 2016
Written opinion of the ISA, boxes No. I to VIII
Jan 13, 2016
Written opinion of the ISA, cover sheet
Jan 13, 2016
Written opinion of the ISA, supplemental box
Jan 7, 2016
Published international application - A2
Aug 28, 2015
Notification of receipt of Search copy
Aug 7, 2015
Abstract
Aug 7, 2015
Claims
Aug 7, 2015
Description
Aug 7, 2015
Drawings
Aug 7, 2015
Request form for international application (copy for ISA/EP)

EP3164523

ARCELORMITTAL

Application Number: EP15750458A
Filing Date: Jul 3, 2015
Status: Granted And Under Opposition; Apr 16, 2021
Publication Date: May 19, 2021
External Links: Slate, Register , Google Patents

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Multipurpose Processing Line For Heat Treating And Hot Dip Coating A Steel Strip

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Dossier Documents

EP3164523