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The patent EP3041674 was granted to Thyssenkrupp Steel Europe on Oct 21, 2020. The application was filed on Aug 20, 2014 under application number EP14755351A. 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 |
|---|---|---|---|
| EVONIK OPERATIONS | May 2, 2018 | - | - |
| NOLAX | May 2, 2018 | HEPP WENGER RYFFEL | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102010039270 |
| INTERNATIONAL-SEARCH-REPORT | DE3537020 |
| INTERNATIONAL-SEARCH-REPORT | GB2390053 |
| INTERNATIONAL-SEARCH-REPORT | US2003176128 |
| INTERNATIONAL-SEARCH-REPORT | US2004003908 |
| INTERNATIONAL-SEARCH-REPORT | US2007246296 |
| INTERNATIONAL-SEARCH-REPORT | WO2006096894 |
| INTERNATIONAL-SEARCH-REPORT | WO9003267 |
| OPPOSITION | DE102007028076 |
| OPPOSITION | DE102010039270 |
| OPPOSITION | DE19934545 |
| OPPOSITION | DE202010001918U |
| OPPOSITION | DE3537020 |
| OPPOSITION | EP0370342 |
| OPPOSITION | GB2390053 |
| OPPOSITION | US2003176128 |
| OPPOSITION | US2004003908 |
| OPPOSITION | US2007246296 |
| OPPOSITION | WO2005061203 |
| OPPOSITION | WO2006096894 |
| OPPOSITION | WO2014118211 |
| OPPOSITION | WO2014118213 |
| OPPOSITION | WO2015032623 |
| OPPOSITION | WO9003267 |
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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Sep 24, 2020
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OPPO
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Decision to grant a European patent
Search/Exam
Jun 26, 2017
(Electronic) Receipt
Search/Exam
Jun 26, 2017
English translation of the claims
Search/Exam
Jun 26, 2017
Filing of the translations of the claims
Search/Exam
Jun 26, 2017
French translation of claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
Apr 21, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 21, 2017
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Examination started
Search/Exam
Jul 4, 2016
Communication to designated inventor
Search/Exam
Jun 27, 2016
Letter concerning the inventor
Search/Exam
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(Electronic) Receipt
Search/Exam
Jun 9, 2016
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Amended description with annotations
Search/Exam
Jun 9, 2016
Amendments received before examination
Search/Exam
Jun 9, 2016
Letter accompanying subsequently filed items
Search/Exam
May 17, 2016
Letter which had not been notified
Search/Exam
Apr 22, 2016
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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(Electronic) Receipt
Search/Exam
Apr 4, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 4, 2016
Letter concerning the inventor
Search/Exam
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(Electronic) Receipt
Search/Exam
Feb 5, 2016
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Amended claims with annotations
Search/Exam
Feb 5, 2016
Annex
Search/Exam
Feb 5, 2016
Annex
Search/Exam
Feb 5, 2016
Priority search results
Search/Exam
Feb 5, 2016
Request for entry into the European phase
Search/Exam
Jan 15, 2016
Information on entry into European phase
Search/Exam
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Notification of election of EPO
Search/Exam
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PCT demand form
PCT2
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May 21, 2015
Copy of the international search report
Search/Exam
May 21, 2015
Copy of the international search report
Search/Exam
May 21, 2015
Published international application - A9
Search/Exam
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Copy of the international search report
Search/Exam
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Copy of the international search report
Search/Exam
Mar 12, 2015
Published international application - A1
Search/Exam
Feb 6, 2015
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(Electronic) Receipt
PCTRO
Aug 20, 2014
Abstract
PCTRO
Aug 20, 2014
Claims
PCTRO
Aug 20, 2014
Description
PCTRO
Aug 20, 2014
Drawings
PCTRO