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Method Of Manufacturing An Al-Si-Mg Alloy Rolled Sheet Product With Excellent Formability - EP3622096

The patent EP3622096 was granted to Aleris Aluminum Duffel Bvba on Sep 22, 2021. The application was originally filed on May 9, 2018 under application number EP18729573A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3622096

ALERIS ALUMINUM DUFFEL BVBA
Application Number
EP18729573A
Filing Date
May 9, 2018
Status
Granted And Under Opposition
Aug 20, 2021
Publication Date
Sep 22, 2021
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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.

CompanyOpposition DateRepresentativeOpposition Status

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C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM NEUF BRISACHJun 22, 2022CONSTELLIUM PROPRIETE INDUSTRIELLEADMISSIBLE
SPEIRAJun 22, 2022COHAUSZ & FLORACKADMISSIBLE

Patent Citations (9) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONUS4174232
INTERNATIONAL-SEARCH-REPORTEP0679199
INTERNATIONAL-SEARCH-REPORTUS2016002761
INTERNATIONAL-SEARCH-REPORTWO9814626
OPPOSITIONEP2270249
OPPOSITIONEP2570509
OPPOSITIONUS6652678
OPPOSITIONWO2014135367
OPPOSITIONWO2017015186

Dossier Documents

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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