IP Verse

Al-Mg-Si Aluminium Alloy With Improved Properties - EP3339457

EP3339457

NORSK HYDRO ASA
Application Number
EP18151559A
Filing Date
Apr 25, 2013
Status
Revoked
Jul 31, 2024
Grant Date
Mar 11, 2020
External Links
Slate, Register, Google Patents

Bibliography

The patent EP3339457B1 was granted to Norsk Hydro ASA on Mar 11, 2020 following the initial filing on Apr 25, 2013 under the application number EP18151559A . The current legal status of the patent is Revoked.

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 DateOpposition Status

Get instant alerts for new oppositions and patent status changes

KNAUF INSULATIONDec 11, 2020ADMISSIBLE
C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM SINGENDec 9, 2020ADMISSIBLE
HAMMERER ALUMINIUM INDUSTRIES EXTRUSIONOct 20, 2020ADMISSIBLE

Patent Citations New

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

Citation PhasePatent NumberPatent Link
OPPOSITIONDE19830560
OPPOSITIONEP1081242
OPPOSITIONEP2003219
OPPOSITIONEP2072628
OPPOSITIONJP2002256368
OPPOSITIONJP2003155535
OPPOSITIONJP2003181530
OPPOSITIONJP2011225988
OPPOSITIONJPH01225756
OPPOSITIONJPH086161
OPPOSITIONKR101103290B
OPPOSITIONUS2009000705
OPPOSITIONWO9744501
SEARCHEP2003219
SEARCHEP2088216
SEARCHJP2003181530
SEARCHJP2011208251
SEARCHJPH01225756
SEARCHWO2007094686

Non-Patent Literature (NPL) Citations New

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

Citation PhaseReference TextLink
OPPOSITION- "AISI", C. Kammer, Aluminium Taschenbuch, 16. Auflage, Aluminium Verlag, (20090000), vol. 1, page 150-153, 314-317, 320-325, 334-335, 694-695, XP055762716-
OPPOSITION- Anonymous, "INTERNATIONAL ALLOY DESIGNATIONS AND CHEMICAL COMPOSITION LIMITSFOR WROUGHT ALUMINUM AND WROUGHT ALUMINUM ALLOYS", Teal Steel The Aluminium Association, (20090201), pages 1 - 37, XP055761307-
OPPOSITION- Anonymous, "Processing of Aluminium Alloy Forgings", ASM Specialty Handbook Aluminum and Aluminum Alloy s, (19930101), pages 253 - 255, XP055761301-
OPPOSITION- DIN, "Aluminium und Aluminiumlegierungen. Halbzeug. Bezeichnungen der Werkstoffzustände", DIN EN 515:1993, (199312), XP055745962-
OPPOSITION- GDA, "Wärmebehandlung von Aluminiumlegierungen", Merkblatt W7 - Aluminium-Zentrale, (20070901), pages 1 - 28, URL: http://www.aluinfo.de/files/_media/dokumente/Downloads/Technische%20Daten/Merkblaetter/W7_Waermebehandlung_von_Aluminiumlegierungen.pdf, XP055745959-
OPPOSITION- GDA, "Wärmebehandlung von Aluminiumlegierungen", Merkblatt W7 - Aluminium-Zentrale, (200709), pages 1 - 28, URL: http://www.aluinfo.de/files/_media/dokumente/Downloads/Technische%20Daten/Merkblaetter/W7_Waermebehandlung_von_Aluminiumlegierungen.pdf, XP055745959-
OPPOSITION- S A Court, Dudgeon H D, Ricks R A, "IMPROVED PERFORMANCE IN AI-Mg-Si (6XXX) EXTRUDED, STRUCTURAL ALLOYS THROUGH MICROSTRUCTURAL CONTROL", 4TH INTERNATIONAL CONFERENCE ON ALUMINUM ALLOYS, (19940101), pages 395 - 402, 4TH INTERNATIONAL CONFERENCE ON ALUMINUM ALLOYS, URL: http://www.icaa-conference.net/ICAA4/Volume%201/395.pdf, (20201012), XP055738767-
OPPOSITION- "Werkstoffe", Bauser ., Sauer G., Siegert K., Aluminium Fachbuchreihe, Aluminium-Verlag, (20010000), page 341-342, 347, 354-357, 359-361, XP055538603-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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

  • Get instant alerts for new documents