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The patent EP4013555 was granted to Thyssenkrupp Steel Europe on Feb 14, 2024. The application was filed on Nov 26, 2020 under application number EP20815788A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 13, 2024 | LAVOIX | ADMISSIBLE |
| SMS GROUP | Nov 13, 2024 | HEMMERICH & KOLLEGEN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE102010032185 |
| INTERNATIONAL-SEARCH-REPORT | DE10156008 |
| INTERNATIONAL-SEARCH-REPORT | EP2431105 |
| INTERNATIONAL-SEARCH-REPORT | EP2527053 |
| INTERNATIONAL-SEARCH-REPORT | EP2540404 |
| INTERNATIONAL-SEARCH-REPORT | EP3542915 |
| INTERNATIONAL-SEARCH-REPORT | WO2004080628 |
| OPPOSITION | DE10156008 |
| OPPOSITION | DE102010032185 |
| OPPOSITION | EP2431105 |
| OPPOSITION | EP2527053 |
| OPPOSITION | EP2540404 |
| OPPOSITION | EP3542915 |
| OPPOSITION | JP2004280686 |
| OPPOSITION | US2007084921 |
| OPPOSITION | WO2004080628 |
| OPPOSITION | WO2019012002 |
| OPPOSITION | WO2020160898 |
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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Decision to grant a European patent
Search/Exam
Jan 4, 2024
(Electronic) Receipt
Search/Exam
Jan 4, 2024
English translation of the claims
Search/Exam
Jan 4, 2024
Filing of the translations of the claims
Search/Exam
Jan 4, 2024
French translation of claims
Search/Exam
Jan 4, 2024
Letter accompanying subsequently filed items
Search/Exam
Sep 13, 2023
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Intention to grant (signatures)
Search/Exam
Sep 13, 2023
Text intended for grant (clean copy)
Search/Exam
Sep 13, 2023
Jun 2, 2023
(Electronic) Receipt
Search/Exam
Jun 2, 2023
Amended claims with annotations
Search/Exam
Jun 2, 2023
Amended description with annotations
Search/Exam
Jun 2, 2023
Claims
Search/Exam
Jun 2, 2023
Description
Search/Exam
Jun 2, 2023
Letter accompanying subsequently filed items
Search/Exam
Jun 2, 2023
Mar 22, 2023
Annex to the communication
Search/Exam
Mar 22, 2023
Communication from the Examining Division
Search/Exam
Mar 16, 2023
Examination started
Search/Exam
Dec 13, 2022
(Electronic) Receipt
Search/Exam
Dec 13, 2022
Letter accompanying subsequently filed items
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Dec 13, 2022
Priority search results
Search/Exam
Dec 13, 2022
Nov 17, 2022
Sep 19, 2022
(Electronic) Receipt
Search/Exam
Sep 19, 2022
Sep 19, 2022
Amended claims with annotations
Search/Exam
Sep 19, 2022
Amendments received before examination
Search/Exam
Sep 19, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 13, 2022
May 25, 2022
Apr 1, 2022
Mar 29, 2022
Mar 29, 2022
Refund of fees
Search/Exam
Mar 17, 2022
Mar 16, 2022
(Electronic) Receipt
Search/Exam
Mar 16, 2022
Request for entry into the European phase
Search/Exam
Jun 21, 2021
Jun 3, 2021
Copy of the international search report
Search/Exam
Jun 3, 2021
Copy of the international search report
Search/Exam
Jun 3, 2021
Published international application - A1
Search/Exam
Feb 26, 2021
Feb 5, 2021
ISR: cited documents
PCTISA
Feb 5, 2021
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Nov 26, 2020
(Electronic) Receipt
PCTRO
Nov 26, 2020
Abstract
PCTRO
Nov 26, 2020
Claims
PCTRO
Nov 26, 2020
Description
PCTRO
Nov 26, 2020
Nov 26, 2020
Drawings
PCTRO
Nov 26, 2020