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High Temperature Stable Aluminium Alloy

Patent No. EP2553131 (titled "High Temperature Stable Aluminium Alloy") was filed by Norsk Hydro ASA on Mar 30, 2011. The application was issued on May 8, 2019.

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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 DateRepresentative
TRIMET ALUMINIUMFeb 7, 2020FLACCUS
C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM EXTRUSION DECIN SRO CONSTELLIUM VALAISFeb 6, 2020CONSTELLIUM PROPRIETE INDUSTRIELLE

Dossier Documents

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EP2553131

NORSK HYDRO ASA
Application Number
EP11763104A
Filing Date
Mar 30, 2011
Status
Revoked
Mar 18, 2022
Publication Date
May 8, 2019
External Links
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