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The patent EP2893051 was granted to Voestalpine Stahl on Feb 13, 2019. The application was filed on Aug 28, 2013 under application number EP13756105A. The patent is currently recorded with a legal status of "Revoked".

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 | Nov 4, 2019 | LAVOIX | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | JP2002285311 |
| INTERNATIONAL-SEARCH-REPORT | EP1199376 |
| INTERNATIONAL-SEARCH-REPORT | GB1125965 |
| INTERNATIONAL-SEARCH-REPORT | WO2006002843 |
| INTERNATIONAL-SEARCH-REPORT | WO2008102009 |
| OPPOSITION | JP2004124118 |
| OPPOSITION | WO2006002843 |
| OPPOSITION | WO2010130890 |
| OPPOSITION | WO2012091385 |
| OTHER | JP2002285311 |
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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Jan 19, 2021
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Oct 5, 2020
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Means of redress
OPPO
Nov 27, 2019
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Nov 4, 2019
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Nov 4, 2019
Feb 25, 2019
Jan 17, 2019
Decision to grant a European patent
Search/Exam
Dec 20, 2018
(Electronic) Receipt
Search/Exam
Dec 20, 2018
English translation of the claims
Search/Exam
Dec 20, 2018
Filing of the translations of the claims
Search/Exam
Dec 20, 2018
French translation of claims
Search/Exam
Dec 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2018
Dec 4, 2018
Dec 4, 2018
Nov 23, 2018
(Electronic) Receipt
Search/Exam
Nov 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2018
Observations by third parties
Search/Exam
Sep 3, 2018
Sep 3, 2018
Sep 3, 2018
Intention to grant (signatures)
Search/Exam
Sep 3, 2018
Text intended for grant (clean copy)
Search/Exam
Sep 3, 2018
Aug 3, 2018
(Electronic) Receipt
Search/Exam
Aug 3, 2018
Amended claims with annotations
Search/Exam
Aug 3, 2018
Claims
Search/Exam
Aug 3, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 3, 2018
Apr 5, 2018
Apr 5, 2018
Apr 5, 2018
Intention to grant (signatures)
Search/Exam
Apr 5, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 5, 2018
Jan 30, 2018
(Electronic) Receipt
Search/Exam
Jan 30, 2018
Amended description with annotations
Search/Exam
Jan 30, 2018
Amended description with annotations
Search/Exam
Jan 30, 2018
Amended description with annotations
Search/Exam
Jan 30, 2018
Amended description with annotations
Search/Exam
Jan 30, 2018
Amended description with annotations
Search/Exam
Jan 30, 2018
Amended description with annotations
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Description
Search/Exam
Jan 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 30, 2018
Dec 6, 2017
Nov 30, 2017
(Electronic) Receipt
Search/Exam
Nov 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 30, 2017
Jul 31, 2017
Annex to the communication
Search/Exam
Jul 31, 2017
Communication from the Examining Division
Search/Exam
Apr 5, 2017
(Electronic) Receipt
Search/Exam
Apr 5, 2017
Amended claims with annotations
Search/Exam
Apr 5, 2017
Claims
Search/Exam
Apr 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 5, 2017
Dec 12, 2016
Annex to the communication
Search/Exam
Dec 12, 2016
Communication from the Examining Division
Search/Exam
Oct 26, 2016
(Electronic) Receipt
Search/Exam
Oct 26, 2016
Amended claims with annotations
Search/Exam
Oct 26, 2016
Claims
Search/Exam
Oct 26, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2016
Jun 29, 2016
Annex to the communication
Search/Exam
Jun 29, 2016
Communication from the Examining Division
Search/Exam
Jun 24, 2016
Jun 24, 2016
Jun 23, 2016
Examination started
Search/Exam
Jun 20, 2016
(Electronic) Receipt
Search/Exam
Jun 20, 2016
Annex
Search/Exam
Jun 20, 2016
Citation filed by a third party
Search/Exam
Jun 20, 2016
Citation filed by a third party
Search/Exam
Jun 20, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 20, 2016
Observations by third parties
Search/Exam
Oct 13, 2015
(Electronic) Receipt
Search/Exam
Oct 13, 2015
Oct 13, 2015
Amended claims with annotations
Search/Exam
Oct 13, 2015
Amendments received before examination
Search/Exam
Oct 13, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 13, 2015
Submission concerning representation
Search/Exam
Jun 17, 2015
Apr 13, 2015
Apr 9, 2015
Communication to designated inventor
Search/Exam
Apr 9, 2015
Communication to designated inventor
Search/Exam
Apr 9, 2015
Communication to designated inventor
Search/Exam
Apr 9, 2015
Communication to designated inventor
Search/Exam
Apr 7, 2015
Priority search results copy provided by EPO
Search/Exam
Mar 31, 2015
Mar 23, 2015
Mar 17, 2015
Feb 13, 2015
(Electronic) Receipt
Search/Exam
Feb 13, 2015
Request for entry into the European phase
Search/Exam
Jan 9, 2015
Information on entry into European phase
Search/Exam
Mar 6, 2014
Copy of the international search report
Search/Exam
Mar 6, 2014
Published international application - A1
Search/Exam
Oct 7, 2013
Oct 7, 2013
Oct 7, 2013
Aug 28, 2013
(Electronic) Receipt
PCTRO
Aug 28, 2013
Abstract
PCTRO
Aug 28, 2013
Claims
PCTRO
Aug 28, 2013
Description
PCTRO
Aug 28, 2013
Drawings
PCTRO
Aug 28, 2013