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Age-Hardenable And Highly Formable Aluminum Alloys, Monolithic Sheet Made Therof And Clad Aluminum Alloy Product Comprising It - EP3938554

The patent EP3938554 was granted to Novelis on Sep 6, 2023. The application was originally filed on Mar 11, 2020 under application number EP20717044A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3938554

NOVELIS
Application Number
EP20717044A
Filing Date
Mar 11, 2020
Status
Granted And Under Opposition
Aug 4, 2023
Grant Date
Sep 6, 2023
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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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SPEIRAJun 6, 2024COHAUSZ & FLORACKADMISSIBLE
ALUMINIUM DUFFELJun 5, 2024MULLER SCHUPFNER & PARTNER PATENT UND RECHTSANWALTSPARTNERSCHAFT MBB MUCADMISSIBLE
C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM NEUF BRISACHMay 31, 2024CONSTELLIUM PROPRIETE INDUSTRIELLEADMISSIBLE

Patent Citations (36) New

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

Citation PhasePublication Number
DESCRIPTIONUS7472740
DESCRIPTIONUS7748434
DESCRIPTIONUS8927113
EXAMINATIONCN102119078
EXAMINATIONCN102443725B
INTERNATIONAL-SEARCH-REPORTEP3362583
INTERNATIONAL-SEARCH-REPORTUS2010316887
INTERNATIONAL-SEARCH-REPORTWO2016077044
INTERNATIONAL-SEARCH-REPORTWO2018136382
OPPOSITIONCN101781723
OPPOSITIONCN102167205
OPPOSITIONCN102443725
OPPOSITIONCN104046858
OPPOSITIONCN104975208
OPPOSITIONCN105238962
OPPOSITIONCN105506413
OPPOSITIONCN105711335
OPPOSITIONCN105908237
OPPOSITIONCN106399774
OPPOSITIONCN107058815
OPPOSITIONCN108359864
OPPOSITIONCN108396209
OPPOSITIONCN113774258
OPPOSITIONEP1295956
OPPOSITIONEP2003219
OPPOSITIONEP2175042
OPPOSITIONEP3336215
OPPOSITIONEP3362583
OPPOSITIONUS2009242087
OPPOSITIONUS2012168045
OPPOSITIONUS2015376741
OPPOSITIONWO2004094679
OPPOSITIONWO2017125582
OPPOSITIONWO2018162823
OPPOSITIONWO2018200355
OPPOSITIONWO9603531

Non-Patent Literature (NPL) Citations (1) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
OPPOSITION- Davis J. R., Davis & Associates, "Physical Metallurgy", Davis J. R., Davis & Associates, J. R. Davis, Aluminum and aluminum alloys, Materials Park, Ohio , ASM International , (19930101), pages 31 - 76, ISBN 978-0-87170-496-2, XP093192102

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Dossier Documents

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