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The patent EP3089833 was granted to Novelis DO Brasil Ltda on Aug 10, 2022. The application was filed on Dec 19, 2014 under application number EP14824117A. 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 |
|---|---|---|---|
| PRIMETALS GERMANY | Jun 14, 2019 | METALSLINZ | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2662158 |
| INTERNATIONAL-SEARCH-REPORT | JP2013220471 |
| INTERNATIONAL-SEARCH-REPORT | US3940598 |
| OPPOSITION | DE2446009 |
| OPPOSITION | EP2431104 |
| OPPOSITION | EP2662158 |
| OPPOSITION | JP2006281232 |
| OPPOSITION | JP2013220471 |
| OPPOSITION | JP2823964B |
| OPPOSITION | US3940598 |
| OPPOSITION | US4274273 |
| OPPOSITION | WO2004076086 |
| OPPOSITION | WO2010049280 |
| OPPOSITION | WO2012034884 |
| OPPOSITION | WO2013000677 |
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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Jul 14, 2022
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OPPO
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OPPO
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Oct 1, 2018
Aug 23, 2018
Decision to grant a European patent
Search/Exam
Aug 9, 2018
(Electronic) Receipt
Search/Exam
Aug 9, 2018
Filing of the translations of the claims
Search/Exam
Aug 9, 2018
French translation of claims
Search/Exam
Aug 9, 2018
German translation of the claims
Search/Exam
Apr 9, 2018
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Intention to grant (signatures)
Search/Exam
Apr 9, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 9, 2018
Dec 20, 2017
Examination started
Search/Exam
Mar 29, 2017
(Electronic) Receipt
Search/Exam
Mar 29, 2017
Mar 29, 2017
Amended claims with annotations
Search/Exam
Mar 29, 2017
Mar 29, 2017
Amended description with annotations
Search/Exam
Mar 29, 2017
Amendments received before examination
Search/Exam
Mar 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2016
Oct 6, 2016
Sep 13, 2016
Communication to designated inventor
Search/Exam
Sep 13, 2016
Communication to designated inventor
Search/Exam
Sep 13, 2016
Communication to designated inventor
Search/Exam
Jul 19, 2016
(Electronic) Receipt
Search/Exam
Jul 19, 2016
Jul 19, 2016
Request for entry into the European phase
Search/Exam
Jul 19, 2016
Submission concerning representation
Search/Exam
Jul 5, 2016
May 2, 2016
Information on entry into European phase
Search/Exam
Jul 28, 2015
Jun 25, 2015
Copy of the international search report
Search/Exam
Jun 25, 2015
Published international application - A1
Search/Exam
Mar 10, 2015
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Jan 5, 2015
Abstract
PCTISA
Jan 5, 2015
Claims
PCTISA
Jan 5, 2015
Description
PCTISA
Jan 5, 2015
Drawings
PCTISA