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The patent EP3253505 was granted to Hydro Aluminium Rolled Products on Jul 10, 2019. The application was filed on Jan 26, 2016 under application number EP16701520A. 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 |
|---|---|---|---|
| SMS GROUP | Apr 9, 2020 | KLUPPEL | ADMISSIBLE |
| C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM NEUF BRISACH | Apr 7, 2020 | CONSTELLIUM PROPRIETE INDUSTRIELLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | GB2144666 |
| INTERNATIONAL-SEARCH-REPORT | JPH02169109 |
| INTERNATIONAL-SEARCH-REPORT | JPS55165217 |
| INTERNATIONAL-SEARCH-REPORT | WO03018221 |
| INTERNATIONAL-SEARCH-REPORT | WO2009020587 |
| OPPOSITION | GB1147986 |
| OPPOSITION | GB2144666 |
| OPPOSITION | JP2000094005 |
| OPPOSITION | JPH02169109 |
| OPPOSITION | JPH10166001 |
| OPPOSITION | JPH1094803 |
| OPPOSITION | JPS55165217 |
| OPPOSITION | US2004148994 |
| OPPOSITION | WO03018221 |
| OPPOSITION | WO2009020587 |
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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(Electronic) Receipt
Appeal
Mar 8, 2024
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Feb 23, 2024
(Electronic) Receipt
Appeal
Feb 23, 2024
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Feb 19, 2024
(Electronic) Receipt
Appeal
Feb 19, 2024
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Dec 1, 2023
Advice of delivery
Appeal
Nov 24, 2023
Nov 24, 2023
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Nov 20, 2023
(Electronic) Receipt
Appeal
Nov 20, 2023
Nov 20, 2023
Nov 15, 2023
Nov 9, 2023
(Electronic) Receipt
Appeal
Nov 9, 2023
Nov 9, 2023
Oct 26, 2023
Advice of delivery
Appeal
Oct 26, 2023
Oct 23, 2023
(Electronic) Receipt
Appeal
Oct 23, 2023
Oct 23, 2023
Oct 18, 2023
Oct 18, 2023
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Oct 13, 2023
Aug 9, 2023
Jan 20, 2023
Jan 17, 2023
(Electronic) Receipt
Appeal
Jan 17, 2023
Jan 17, 2023
Reply to appeal
Appeal
Sep 15, 2022
Sep 15, 2022
Sep 12, 2022
(Electronic) Receipt
Appeal
Sep 12, 2022
Sep 12, 2022
Jul 5, 2022
Refund of fees
Search/Exam
Jul 1, 2022
Jul 1, 2022
Jun 28, 2022
Jun 28, 2022
Jun 28, 2022
Jun 28, 2022
Jun 23, 2022
(Electronic) Receipt
Appeal
Jun 23, 2022
Jun 23, 2022
Notice of appeal
Appeal
May 11, 2022
May 9, 2022
May 2, 2022
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Means of redress
OPPO
May 2, 2022
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Jul 22, 2019
Jun 14, 2019
Decision to grant a European patent
Search/Exam
May 29, 2019
(Electronic) Receipt
Search/Exam
May 29, 2019
English translation of the claims
Search/Exam
May 29, 2019
Filing of the translations of the claims
Search/Exam
May 29, 2019
French translation of claims
Search/Exam
May 29, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2019
Jan 23, 2019
Jan 23, 2019
Intention to grant (signatures)
Search/Exam
Jan 23, 2019
Text intended for grant (clean copy)
Search/Exam
Jan 23, 2019
Nov 20, 2018
Examination started
Search/Exam
May 14, 2018
(Electronic) Receipt
Search/Exam
May 14, 2018
Letter accompanying subsequently filed items
Search/Exam
May 14, 2018
Priority search results
Search/Exam
May 14, 2018
May 2, 2018
Mar 5, 2018
(Electronic) Receipt
Search/Exam
Mar 5, 2018
Mar 5, 2018
Amended claims with annotations
Search/Exam
Mar 5, 2018
Mar 5, 2018
Amended description with annotations
Search/Exam
Mar 5, 2018
Amendments received before examination
Search/Exam
Mar 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 3, 2018
Jan 3, 2018
Nov 15, 2017
Sep 12, 2017
Sep 8, 2017
Communication to designated inventor
Search/Exam
Sep 8, 2017
Communication to designated inventor
Search/Exam
Jul 21, 2017
(Electronic) Receipt
Search/Exam
Jul 21, 2017
Request for entry into the European phase
Search/Exam
Jun 19, 2017
Information on entry into European phase
Search/Exam
Apr 19, 2017
Apr 19, 2017
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Mar 29, 2017
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Jan 30, 2017
Written opinion
PCT2
Jan 30, 2017
Jan 30, 2017
Jan 2, 2017
Notification of election of EPO
Search/Exam
Dec 30, 2016
Dec 30, 2016
Dec 30, 2016
Dec 30, 2016
Dec 30, 2016
Dec 9, 2016
Dec 9, 2016
Dec 2, 2016
Dec 2, 2016
PCT demand form
PCT2
Dec 2, 2016
Dec 2, 2016
Aug 30, 2016
Aug 11, 2016
Copy of the international search report
Search/Exam
Aug 11, 2016
Published international application - A1
Search/Exam
Apr 28, 2016
Apr 28, 2016
Apr 28, 2016
Feb 12, 2016
Feb 2, 2016
Jan 28, 2016
Jan 26, 2016
(Electronic) Receipt
PCTRO
Jan 26, 2016
Abstract
PCTRO
Jan 26, 2016
Claims
PCTRO
Jan 26, 2016
Description
PCTRO
Jan 26, 2016
Jan 26, 2016
Drawings
PCTRO