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The patent EP2250296 was granted to Bluescope Steel on Oct 14, 2020. The application was filed on Mar 13, 2009 under application number EP09719021A. 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 | Jul 13, 2021 | LAVOIX | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP1225246 |
| EXAMINATION | JP2000328214 |
| EXAMINATION | JP2002129300 |
| EXAMINATION | JP2002322527 |
| EXAMINATION | JP2007284718 |
| INTERNATIONAL-SEARCH-REPORT | JP2001323357 |
| INTERNATIONAL-SEARCH-REPORT | JP2001355055 |
| INTERNATIONAL-SEARCH-REPORT | JP2002012959 |
| INTERNATIONAL-SEARCH-REPORT | JP2003328506 |
| INTERNATIONAL-SEARCH-REPORT | US6635359 |
| OPPOSITION | EP0106021 |
| OPPOSITION | EP1225246 |
| OPPOSITION | EP2250297 |
| OPPOSITION | GB2243843 |
| OPPOSITION | JP2000328214 |
| OPPOSITION | JP2007284718 |
| OPPOSITION | US5360641 |
| OPPOSITION | WO2006105593 |
| SEARCH | EP1199376 |
| SEARCH | EP1489195 |
| SEARCH | EP1557478 |
| SEARCH | WO2008025066 |
| SEARCH | WO2008141398 |
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.
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Oct 26, 2020
Sep 17, 2020
Decision to grant a European patent
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Sep 3, 2020
(Electronic) Receipt
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Sep 3, 2020
French translation of claims
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Sep 3, 2020
German translation of the claims
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Sep 3, 2020
Letter accompanying subsequently filed items
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Jul 7, 2020
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Intention to grant (signatures)
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Jul 7, 2020
Text intended for grant (clean copy)
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Jul 7, 2020
Jun 24, 2020
Jun 10, 2020
(Electronic) Receipt
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Jun 10, 2020
Amended claims with annotations
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Jun 10, 2020
Amended description with annotations
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Jun 10, 2020
Claims
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Jun 10, 2020
Description
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Jun 10, 2020
Letter accompanying subsequently filed items
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Jun 10, 2020
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Annex to the communication
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Jun 9, 2020
Consultation by telephone/in person
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Jun 9, 2020
May 29, 2020
(Electronic) Receipt
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May 29, 2020
Amended claims with annotations
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May 29, 2020
Amended claims with annotations
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May 29, 2020
Amended description with annotations
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May 29, 2020
Amended description with annotations
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May 29, 2020
Claims
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May 29, 2020
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May 29, 2020
Description
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May 29, 2020
Description
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May 29, 2020
Letter accompanying subsequently filed items
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May 29, 2020
Feb 20, 2020
Annex to the communication
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Feb 20, 2020
Summons to attend oral proceedings
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Sep 9, 2019
(Electronic) Receipt
Search/Exam
Sep 9, 2019
Amended claims with annotations
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Sep 9, 2019
Amended description with annotations
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Sep 9, 2019
Claims
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Sep 9, 2019
Description
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Sep 9, 2019
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Jun 25, 2019
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Annex to a communication
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Feb 26, 2019
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Annex to the communication
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Feb 26, 2019
Communication from the Examining Division
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Mar 3, 2016
(Electronic) Receipt
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Mar 3, 2016
Letter accompanying subsequently filed items
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Mar 3, 2016
Letter concerning fees and payments
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May 8, 2015
(Electronic) Receipt
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May 8, 2015
Amended description with annotations
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May 8, 2015
Annex
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May 8, 2015
Claims
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May 8, 2015
Description
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May 8, 2015
Letter accompanying subsequently filed items
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May 8, 2015
Mar 10, 2015
Mar 5, 2015
(Electronic) Receipt
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Mar 5, 2015
Letter accompanying subsequently filed items
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Mar 5, 2015
Nov 7, 2014
Annex to the communication
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Nov 7, 2014
Communication from the Examining Division
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Jul 8, 2014
Jul 7, 2014
Submission concerning representation
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May 2, 2014
(Electronic) Receipt
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May 2, 2014
May 2, 2014
Letter accompanying subsequently filed items
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Oct 22, 2013
Examination started
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Aug 14, 2013
(Electronic) Receipt
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Aug 14, 2013
Aug 14, 2013
Letter accompanying subsequently filed items
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Aug 24, 2011
(Electronic) Receipt
Search/Exam
Aug 24, 2011
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Amended claims with annotations
Search/Exam
Aug 24, 2011
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Amendments received before examination
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Aug 24, 2011
Letter accompanying subsequently filed items
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Feb 25, 2011
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European search opinion
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Feb 8, 2011
Supplementary European search report
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Jan 31, 2011
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Amended claims with annotations
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Jul 1, 2010
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Matter concerning the application
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Jul 1, 2010
Request for entry into the European phase
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Jun 30, 2010
Jun 30, 2010
Amended claims with annotations
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Jun 30, 2010
Jun 30, 2010
Matter concerning the application
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Jun 30, 2010
Payment of fees and costs
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Jun 30, 2010
Request for entry into the European phase
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Jun 30, 2010
Submission concerning representation
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Oct 7, 2009
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Sep 17, 2009
Copy of the international search report
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Sep 17, 2009
Published international application - A1
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