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The patent EP3011068 was granted to Constellium Issoire on May 31, 2017. The application was filed on Jun 18, 2014 under application number EP14750519A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| HOWMET AEROSPACE | Feb 28, 2018 | FORRESTERS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2012152415 |
| INTERNATIONAL-SEARCH-REPORT | US5389165 |
| INTERNATIONAL-SEARCH-REPORT | US5455003 |
| OPPOSITION | CN102021457 |
| OPPOSITION | FR1301459 |
| OPPOSITION | US2005006008 |
| OPPOSITION | US2011247730 |
| OPPOSITION | US2013269840 |
| OPPOSITION | US5032359 |
| OPPOSITION | US5455003 |
| OPPOSITION | WO2013153292 |
| OPPOSITION | WO2013172910 |
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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Mar 10, 2023
Mar 3, 2023
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Mar 3, 2023
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 7, 2022
Dec 2, 2022
(Electronic) Receipt
Appeal
Dec 2, 2022
Dec 2, 2022
Dec 1, 2022
Dec 1, 2022
Nov 28, 2022
Nov 25, 2022
Nov 22, 2022
(Electronic) Receipt
Search/Exam
Nov 22, 2022
(Electronic) Receipt
Appeal
Nov 22, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 22, 2022
Nov 22, 2022
Letter dealing with oral proceedings
Search/Exam
Nov 22, 2022
Letter dealing with oral proceedings
Search/Exam
Nov 22, 2022
Nov 21, 2022
Nov 21, 2022
Nov 18, 2022
Nov 15, 2022
(Electronic) Receipt
Appeal
Nov 15, 2022
Nov 15, 2022
Nov 14, 2022
Nov 14, 2022
Nov 14, 2022
Nov 14, 2022
Oct 21, 2022
Oct 21, 2022
Oct 21, 2022
Oct 18, 2022
(Electronic) Receipt
Appeal
Oct 18, 2022
Oct 18, 2022
Oct 14, 2022
Oct 11, 2022
(Electronic) Receipt
Appeal
Oct 11, 2022
Oct 11, 2022
May 24, 2022
May 24, 2022
Dec 20, 2021
Dec 20, 2021
Dec 15, 2021
Dec 15, 2021
Jan 19, 2021
Jan 14, 2021
(Electronic) Receipt
Appeal
Jan 14, 2021
Jan 14, 2021
Claims
Appeal
Jan 14, 2021
Jan 14, 2021
Dec 14, 2020
Dec 14, 2020
Dec 4, 2020
(Electronic) Receipt
Appeal
Dec 4, 2020
General enquiry
Appeal
Dec 4, 2020
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Sep 7, 2020
Sep 1, 2020
(Electronic) Receipt
Appeal
Sep 1, 2020
Sep 1, 2020
Sep 1, 2020
Aug 31, 2020
Aug 14, 2020
Aug 10, 2020
(Electronic) Receipt
Appeal
Aug 10, 2020
Aug 10, 2020
Aug 10, 2020
Jul 29, 2020
Jul 29, 2020
Jul 17, 2020
(Electronic) Receipt
Appeal
Jul 17, 2020
Jul 17, 2020
Notice of appeal
Appeal
May 15, 2020
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
Means of redress
OPPO
May 13, 2020
May 13, 2020
May 13, 2020
May 13, 2020
Jan 14, 2020
Nov 21, 2019
Nov 18, 2019
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May 31, 2019
May 29, 2019
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May 17, 2019
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Aug 9, 2018
Aug 3, 2018
Aug 3, 2018
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Aug 3, 2018
Claims
OPPO
Aug 3, 2018
Aug 3, 2018
Apr 10, 2018
Apr 10, 2018
Mar 5, 2018
Feb 28, 2018
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Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Jun 1, 2017
May 8, 2017
Decision to grant a European patent
Search/Exam
Apr 18, 2017
(Electronic) Receipt
Search/Exam
Apr 18, 2017
English translation of the claims
Search/Exam
Apr 18, 2017
Filing of the translations of the claims
Search/Exam
Apr 18, 2017
German translation of the claims
Search/Exam
Apr 18, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2017
CDS Clean up - amended applicant details
Search/Exam
Jan 18, 2017
Jan 18, 2017
Jan 18, 2017
Intention to grant (signatures)
Search/Exam
Jan 18, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 18, 2017
Dec 21, 2016
Examination started
Search/Exam
Mar 31, 2016
Jan 28, 2016
Jan 26, 2016
Communication to designated inventor
Search/Exam
Jan 26, 2016
Communication to designated inventor
Search/Exam
Jan 26, 2016
Communication to designated inventor
Search/Exam
Jan 21, 2016
Priority search results copy provided by EPO
Search/Exam
Jan 11, 2016
(Electronic) Receipt
Search/Exam
Jan 11, 2016
Request for entry into the European phase
Search/Exam
Jan 5, 2016
Jan 4, 2016
Dec 30, 2015
Dec 18, 2015
Dec 4, 2015
Information on entry into European phase
Search/Exam
Jun 23, 2015
Notification of the recording of a change
Search/Exam
Feb 16, 2015
Jan 29, 2015
Copy of the international search report
Search/Exam
Jan 29, 2015
Copy of the international search report
Search/Exam
Jan 29, 2015
Published international application - A1
Search/Exam
Nov 27, 2014
Nov 27, 2014
Nov 27, 2014
Aug 14, 2014
Abstract
PCTISA
Aug 14, 2014
Claims
PCTISA
Aug 14, 2014
Description
PCTISA
Aug 14, 2014
Drawings
PCTISA
Aug 14, 2014