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The patent EP3555332 was granted to Novelis on Jan 26, 2022. The application was filed on Dec 12, 2017 under application number EP17830056A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM NEUF BRISACH CONSTELLIUM BOWLING GREEN CONSTELLIUM MUSCLE SHOALS | Oct 20, 2022 | 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 | EP2987879 |
| INTERNATIONAL-SEARCH-REPORT | WO02090608 |
| OPPOSITION | EP0708844 |
| OPPOSITION | EP0990058 |
| OPPOSITION | EP1407057 |
| OPPOSITION | EP2987879 |
| OPPOSITION | EP3336215 |
| OPPOSITION | JP2005298922 |
| OPPOSITION | JP2012041567 |
| OPPOSITION | US6423164 |
| OPPOSITION | WO2017106654 |
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.
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Description
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OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
Nov 2, 2021
(Electronic) Receipt
Search/Exam
Nov 2, 2021
French translation of claims
Search/Exam
Nov 2, 2021
German translation of the claims
Search/Exam
Nov 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2021
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Intention to grant (signatures)
Search/Exam
Aug 13, 2021
Text intended for grant (clean copy)
Search/Exam
Aug 13, 2021
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(Electronic) Receipt
Search/Exam
Apr 16, 2021
Amended claims with annotations
Search/Exam
Apr 16, 2021
Amended description with annotations
Search/Exam
Apr 16, 2021
Claims
Search/Exam
Apr 16, 2021
Description
Search/Exam
Apr 16, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2021
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Annex to the communication
Search/Exam
Apr 15, 2021
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(Electronic) Receipt
Search/Exam
Oct 27, 2020
Amended claims with annotations
Search/Exam
Oct 27, 2020
Amended description with annotations
Search/Exam
Oct 27, 2020
Claims
Search/Exam
Oct 27, 2020
Description
Search/Exam
Oct 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2020
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Annex to the communication
Search/Exam
Jul 1, 2020
Communication from the Examining Division
Search/Exam
Jun 25, 2020
Examination started
Search/Exam
Jan 8, 2020
(Electronic) Receipt
Search/Exam
Jan 8, 2020
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Amended claims with annotations
Search/Exam
Jan 8, 2020
Amendments received before examination
Search/Exam
Jan 8, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2019
Payment submission rejected
Search/Exam
Sep 25, 2019
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Communication to designated inventor
Search/Exam
Aug 12, 2019
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Jul 2, 2019
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(Electronic) Receipt
Search/Exam
Jun 24, 2019
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Amended claims with annotations
Search/Exam
Jun 24, 2019
Request for entry into the European phase
Search/Exam
Apr 26, 2019
Information on entry into European phase
Search/Exam
Jul 16, 2018
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Copy of the international search report
Search/Exam
Jun 21, 2018
Published international application - A1
Search/Exam
Feb 16, 2018
ISR: cited documents
PCTISA
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Abstract
PCTISA
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Annex
PCTISA
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Claims
PCTISA
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Description
PCTISA
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PCTISA
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