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The patent EP2980260 was granted to JFE Steel on Feb 28, 2024. The application was filed on Mar 19, 2014 under application number EP14774993A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Opposition Status |
|---|---|---|---|
| ARCELORMITTAL | Dec 11, 2018 | LAVOIX | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2011006785 |
| DESCRIPTION | JP2012126993 |
| INTERNATIONAL-SEARCH-REPORT | JP2001316791 |
| INTERNATIONAL-SEARCH-REPORT | JP2002047549 |
| INTERNATIONAL-SEARCH-REPORT | JP2005272922 |
| INTERNATIONAL-SEARCH-REPORT | JP2013189671 |
| OPPOSITION | EP2537954 |
| OPPOSITION | EP2957648 |
| OPPOSITION | JP2001316791 |
| OPPOSITION | JP2004143506 |
| OPPOSITION | JP2005272922 |
| OPPOSITION | JP2009120948 |
| OPPOSITION | JP2014148713 |
| OPPOSITION | US2003003321 |
| OPPOSITION | WO2006105593 |
| OPPOSITION | WO2011088518 |
| SEARCH | EP2537954 |
| SEARCH | JP2001316791 |
| SEARCH | JP2004143506 |
| SEARCH | US2013059086 |
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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Feb 1, 2024
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Refund of fees
Search/Exam
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(Electronic) Receipt
Appeal
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Appeal
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Reply to appeal
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(Electronic) Receipt
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Notice of appeal
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May 14, 2020
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Aug 1, 2018
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Mar 26, 2018
Feb 15, 2018
Decision to grant a European patent
Search/Exam
Jan 31, 2018
(Electronic) Receipt
Search/Exam
Jan 31, 2018
Filing of the translations of the claims
Search/Exam
Jan 31, 2018
French translation of claims
Search/Exam
Jan 31, 2018
German translation of the claims
Search/Exam
Sep 22, 2017
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Intention to grant (signatures)
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Sep 22, 2017
Text intended for grant (clean copy)
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Sep 22, 2017
May 17, 2017
(Electronic) Receipt
Search/Exam
May 17, 2017
Claims
Search/Exam
May 17, 2017
Claims
Search/Exam
May 17, 2017
Letter accompanying subsequently filed items
Search/Exam
May 17, 2017
Mar 16, 2017
Mar 10, 2017
(Electronic) Receipt
Search/Exam
Mar 10, 2017
Nov 9, 2016
Annex to the communication
Search/Exam
Nov 9, 2016
Communication from the Examining Division
Search/Exam
Nov 2, 2016
Examination started
Search/Exam
Oct 6, 2016
(Electronic) Receipt
Search/Exam
Oct 6, 2016
Oct 6, 2016
Amended claims with annotations
Search/Exam
Oct 6, 2016
Oct 6, 2016
Amended description with annotations
Search/Exam
Oct 6, 2016
Amendments received before examination
Search/Exam
Oct 6, 2016
Letter accompanying subsequently filed items
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Oct 5, 2016
(Electronic) Receipt
Search/Exam
Oct 5, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 31, 2016
Mar 10, 2016
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European search opinion
Search/Exam
Mar 10, 2016
Information on Search Strategy
Search/Exam
Mar 10, 2016
Supplementary European search report
Search/Exam
Mar 1, 2016
Search started
Search/Exam
Jan 7, 2016
Notification of forthcoming publication
Search/Exam
Oct 30, 2015
Communication to designated inventor
Search/Exam
Oct 30, 2015
Communication to designated inventor
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Oct 30, 2015
Communication to designated inventor
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Oct 28, 2015
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Sep 24, 2015
(Electronic) Receipt
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Sep 24, 2015
Abstract
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Sep 24, 2015
Claims
Search/Exam
Sep 24, 2015
Description
Search/Exam
Sep 24, 2015
Drawings
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Sep 24, 2015
Request for entry into the European phase
Search/Exam
Aug 7, 2015
Information on entry into European phase
Search/Exam
Oct 22, 2014
Oct 2, 2014
Copy of the international search report
Search/Exam
Oct 2, 2014
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International publication pamphlet
Search/Exam