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Ai-Mg-Si Aluminium Alloy With Improved Properties - EP2841611

The patent EP2841611 was granted to Norsk Hydro ASA on Apr 4, 2018. The application was originally filed on Apr 25, 2013 under application number EP13782264A. The patent is currently recorded with a legal status of "Revoked".

EP2841611

NORSK HYDRO ASA
Application Number
EP13782264A
Filing Date
Apr 25, 2013
Status
Revoked
Jul 6, 2024
Publication Date
Apr 4, 2018
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (4)

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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HAMMERER ALUMINIUM INDUSTRIES HOLDINGJan 3, 2019WIRNSBERGER & LERCHBAUM PATENTANWALTEADMISSIBLE
C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM SINGENDec 21, 2018CONSTELLIUM PROPRIETE INDUSTRIELLEADMISSIBLE
FW BROKELMANN ALUMINIUMWERKDec 18, 2018GESTHUYSEN PATENTANWALTEADMISSIBLE
TRIMET ALUMINIUMDec 7, 2018FLACCUSADMISSIBLE

Patent Citations (60) New

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

Citation PhasePublication Number
DESCRIPTIONDE102008048374
DESCRIPTIONEP1041165
DESCRIPTIONEP2003219
DESCRIPTIONEP2072628
DESCRIPTIONEP2103701
DESCRIPTIONEP2157200
DESCRIPTIONUS4525326
DESCRIPTIONWO2011122958
INTERNATIONAL-SEARCH-REPORTCN102337429
INTERNATIONAL-SEARCH-REPORTJP2003155535
INTERNATIONAL-SEARCH-REPORTJP2003181530
INTERNATIONAL-SEARCH-REPORTJP2011106011
INTERNATIONAL-SEARCH-REPORTJP2011225988
INTERNATIONAL-SEARCH-REPORTUS2010089503
INTERNATIONAL-SEARCH-REPORTWO2011122958
OPPOSITIONCN102337429
OPPOSITIONDE102005060297
OPPOSITIONDE102008048374
OPPOSITIONDE19830560
OPPOSITIONDE19832489
OPPOSITIONDE2103614
OPPOSITIONDE2817261
OPPOSITIONDE4421744
OPPOSITIONEP0173632
OPPOSITIONEP0687743
OPPOSITIONEP0997547
OPPOSITIONEP1041165
OPPOSITIONEP1081242
OPPOSITIONEP1785499
OPPOSITIONEP2003219
OPPOSITIONEP2072628
OPPOSITIONEP2103701
OPPOSITIONEP2157200
OPPOSITIONFR2287365
OPPOSITIONJP2002256368
OPPOSITIONJP2003155535
OPPOSITIONJP2003181530
OPPOSITIONJP2011106011
OPPOSITIONJP2011208251
OPPOSITIONJP2011225988
OPPOSITIONJPH01225756
OPPOSITIONJPH086161
OPPOSITIONUS2010089503
OPPOSITIONUS4082578
OPPOSITIONWO2007094686
OPPOSITIONWO2011122958
OPPOSITIONWO9527091
OPPOSITIONWO9635819
OPPOSITIONWO9744501
OPPOSITIONWO9907906
OTHEREP1785499
OTHERJP2003181530
OTHERJPH01225756
OTHERWO2007094686
OTHERWO2011122958
OTHERWO2013162374
SEARCHEP2003219
SEARCHEP2088216
SEARCHJP2011208251
SEARCHWO2007094686

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.

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    Description

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