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The patent EP2826882 was granted to Baoshan Iron & Steel on May 1, 2024. The application was filed on Mar 27, 2012 under application number EP12871249A. 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 |
|---|---|---|---|
| THYSSENKRUPP STEEL EUROPE | Nov 30, 2017 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JPS5468716 |
| DESCRIPTION | JPS5573819 |
| DESCRIPTION | JPS6187823 |
| DESCRIPTION | US4545827 |
| DESCRIPTION | US6428632 |
| INTERNATIONAL-SEARCH-REPORT | CN101906577 |
| INTERNATIONAL-SEARCH-REPORT | CN1590567 |
| INTERNATIONAL-SEARCH-REPORT | CN1611616 |
| INTERNATIONAL-SEARCH-REPORT | WO2009142401 |
| INTERNATIONAL-SEARCH-REPORT | WO9600306 |
| OPPOSITION | CN101906577 |
| OPPOSITION | CN1590567 |
| OPPOSITION | DE19918484 |
| OPPOSITION | JPH0273919 |
| OPPOSITION | US5045129 |
| OPPOSITION | US5062906 |
| OPPOSITION | US6217673 |
| OPPOSITION | WO2010105580 |
| SEARCH | CN101654757 |
| SEARCH | CN101906577 |
| SEARCH | CN1611616 |
| SEARCH | CN1887512 |
| SEARCH | JPH0623411B |
| SEARCH | JPH1161260 |
| SEARCH | WO2006068399 |
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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Description
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Advice of delivery
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Advice of delivery
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Appeal
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Claims
Appeal
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Claims
Appeal
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Reply to appeal
Appeal
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Processing of an appeal
Appeal
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(Electronic) Receipt
Appeal
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General authorisation
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Notice of appeal
Appeal
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Submission concerning representation
Search/Exam
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Request for correction of the publication
Search/Exam
Mar 2, 2017
Feb 2, 2017
Decision to grant a European patent
Search/Exam
Jan 10, 2017
(Electronic) Receipt
Search/Exam
Jan 10, 2017
Filing of the translations of the claims
Search/Exam
Jan 10, 2017
French translation of claims
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Jan 10, 2017
German translation of the claims
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Jan 10, 2017
Letter accompanying subsequently filed items
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Sep 13, 2016
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Intention to grant (signatures)
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Sep 13, 2016
Text intended for grant
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Jul 25, 2016
Examination started
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Jul 7, 2016
Priority search results
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Amended claims with annotations
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May 11, 2016
Amendments received before examination
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European search opinion
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Oct 20, 2015
Supplementary European search report
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Oct 7, 2015
Search started
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Jan 5, 2015
Notification of forthcoming publication
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Oct 22, 2014
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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(Electronic) Receipt
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Sep 3, 2014
Abstract
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Sep 3, 2014
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Description
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Request for entry into the European phase
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Jul 23, 2014
Information on entry into European phase
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Apr 23, 2014
Notification of the recording of a change
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Oct 9, 2013
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Copy of the international search report
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International publication pamphlet
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