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High Temperature Stable Aluminium Alloy - EP2553131B1

PatentPatent Analysis

EP2553131

NORSK HYDRO ASA
Application Number
EP11763104A
Filing Date
Mar 30, 2011
Status
Revoked
Mar 18, 2022
Grant Date
May 8, 2019
External Links
Slate, Register, Google Patents
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Bibliography

The patent EP2553131B1 was granted to Norsk Hydro ASA on May 8, 2019 following the initial filing on Mar 30, 2011 under the application number EP11763104A . The current legal status of the patent is Revoked.

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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.

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TRIMET ALUMINIUMFeb 7, 2020ADMISSIBLE
C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM EXTRUSION DECIN SRO CONSTELLIUM VALAISFeb 6, 2020ADMISSIBLE

Dossier Documents

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