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The patent EP3191613 was granted to Aleris Aluminum Duffel Bvba on Jan 23, 2019. The application was filed on Sep 3, 2015 under application number EP15759754A. 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 |
|---|---|---|---|
| ARCONIC | Oct 21, 2019 | FORRESTERS | ADMISSIBLE |
| C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM NEUF BRISACH | Oct 21, 2019 | CONSTELLIUM PROPRIETE INDUSTRIELLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4897124 |
| DESCRIPTION | US5480498 |
| DESCRIPTION | US5739506 |
| DESCRIPTION | US6120623 |
| INTERNATIONAL-SEARCH-REPORT | EP1702995 |
| INTERNATIONAL-SEARCH-REPORT | JP2000226629 |
| INTERNATIONAL-SEARCH-REPORT | JP2004043938 |
| INTERNATIONAL-SEARCH-REPORT | JP2007031819 |
| INTERNATIONAL-SEARCH-REPORT | JPH07286251 |
| INTERNATIONAL-SEARCH-REPORT | WO9814626 |
| OPPOSITION | EP0818553 |
| OPPOSITION | JPH10298668 |
| OPPOSITION | US2005183801 |
| OPPOSITION | US3194545 |
| OPPOSITION | US6770858 |
| OPPOSITION | WO2010049445 |
| OPPOSITION | WO2014046047 |
| OPPOSITION | WO2014053657 |
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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Apr 6, 2023
Apr 5, 2023
Advice of delivery
Appeal
Mar 30, 2023
Mar 30, 2023
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Advice of delivery
Appeal
Feb 16, 2023
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Feb 16, 2023
Feb 16, 2023
Feb 13, 2023
(Electronic) Receipt
Appeal
Feb 13, 2023
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Feb 10, 2023
(Electronic) Receipt
Appeal
Feb 10, 2023
Feb 10, 2023
Feb 7, 2023
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Feb 3, 2023
Feb 3, 2023
Jan 31, 2023
(Electronic) Receipt
Appeal
Jan 31, 2023
Jan 31, 2023
Dec 22, 2022
Dec 22, 2022
Dec 16, 2022
(Electronic) Receipt
Appeal
Dec 16, 2022
Dec 16, 2022
Dec 12, 2022
Dec 8, 2022
Dec 7, 2022
Dec 2, 2022
(Electronic) Receipt
Appeal
Dec 2, 2022
(Electronic) Receipt
Appeal
Dec 2, 2022
Dec 2, 2022
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Nov 17, 2022
Nov 17, 2022
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Oct 13, 2022
Advice of delivery
Appeal
Oct 13, 2022
Oct 13, 2022
Oct 11, 2022
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 7, 2022
(Electronic) Receipt
Appeal
Oct 7, 2022
Annex
Appeal
Oct 7, 2022
Oct 7, 2022
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Oct 5, 2022
Oct 4, 2022
Advice of delivery
Appeal
Sep 30, 2022
(Electronic) Receipt
Appeal
Sep 30, 2022
Sep 30, 2022
Sep 29, 2022
Sep 29, 2022
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Sep 26, 2022
Oct 18, 2021
Oct 18, 2021
Oct 12, 2021
(Electronic) Receipt
Appeal
Oct 12, 2021
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
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Appeal
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Appeal
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Appeal
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Appeal
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Claims
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Claims
Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
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Appeal
Oct 12, 2021
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Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
Claims
Appeal
Oct 12, 2021
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Reply to appeal
Appeal
Aug 20, 2021
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Jun 18, 2021
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jun 2, 2021
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Refund of fees
Search/Exam
Apr 26, 2021
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Apr 21, 2021
(Electronic) Receipt
Appeal
Apr 21, 2021
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Withdrawal of an appeal
Appeal
Apr 15, 2021
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(Electronic) Receipt
Appeal
Apr 12, 2021
(Electronic) Receipt
Appeal
Apr 12, 2021
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Notice of appeal
Appeal
Apr 12, 2021
Notice of appeal
Appeal
Apr 7, 2021
(Electronic) Receipt
Appeal
Apr 7, 2021
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Notice of appeal
Appeal
Mar 16, 2021
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Means of redress
OPPO
Feb 11, 2021
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Feb 4, 2019
Jan 7, 2019
Decision to grant a European patent
Search/Exam
Dec 4, 2018
(Electronic) Receipt
Search/Exam
Dec 4, 2018
Filing of the translations of the claims
Search/Exam
Dec 4, 2018
French translation of claims
Search/Exam
Dec 4, 2018
German translation of the claims
Search/Exam
Dec 4, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2018
Oct 26, 2018
Oct 26, 2018
Intention to grant (signatures)
Search/Exam
Oct 26, 2018
Text intended for grant (clean copy)
Search/Exam
Oct 26, 2018
Jun 18, 2018
(Electronic) Receipt
Search/Exam
Jun 18, 2018
Amended claims with annotations
Search/Exam
Jun 18, 2018
Amended description with annotations
Search/Exam
Jun 18, 2018
Claims
Search/Exam
Jun 18, 2018
Description
Search/Exam
Jun 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 18, 2018
May 15, 2018
Annex to the communication
Search/Exam
May 15, 2018
Communication from the Examining Division
Search/Exam
May 8, 2018
Examination started
Search/Exam
Jun 21, 2017
Apr 21, 2017
Apr 19, 2017
Communication to designated inventor
Search/Exam
Apr 19, 2017
Communication to designated inventor
Search/Exam
Apr 19, 2017
Communication to designated inventor
Search/Exam
Apr 19, 2017
Communication to designated inventor
Search/Exam
Apr 19, 2017
Communication to designated inventor
Search/Exam
Apr 12, 2017
Priority search results copy provided by EPO
Search/Exam
Mar 28, 2017
Feb 15, 2017
(Electronic) Receipt
Search/Exam
Feb 15, 2017
Amendments received before examination
Search/Exam
Feb 15, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2017
(Electronic) Receipt
Search/Exam
Feb 14, 2017
Feb 14, 2017
Request for entry into the European phase
Search/Exam
Jan 20, 2017
Information on entry into European phase
Search/Exam
Apr 5, 2016
Mar 17, 2016
Copy of the international search report
Search/Exam
Mar 17, 2016
Published international application - A1
Search/Exam
Dec 10, 2015
ISR: cited documents
PCTISA
Dec 9, 2015
Dec 9, 2015
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Oct 23, 2015
(Electronic) Receipt
PCTRO
Oct 23, 2015
Oct 23, 2015
Oct 23, 2015
Sep 18, 2015
Sep 11, 2015
Sep 11, 2015
Sep 8, 2015
Sep 3, 2015
(Electronic) Receipt
PCTRO
Sep 3, 2015
Abstract
PCTRO
Sep 3, 2015
Claims
PCTRO
Sep 3, 2015
Description
PCTRO
Sep 3, 2015
Sep 3, 2015
Drawings
PCTRO
Sep 3, 2015
Sep 3, 2015