Al-Mg-Si alloy suited for extrusion

Details for Australian Patent Application No. 2004281345 (hide)

Owner Norsk Hydro ASA

Inventors Saeter, Jan Anders; Gjertsen, Gunnar; Royset, Jostein; Tundal, Ulf; Reiso, Oddvin

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2004281345

PCT Pub. Number WO2005/038063

Priority 20034731 22.10.03 NO

Filing date 15 October 2004

Wipo publication date 28 April 2005

Acceptance publication date 22 July 2010

International Classifications

C22C 21/08 (2006.01) Alloys based on aluminium

C22C 21/02 (2006.01) Alloys based on aluminium - with silicon as the next major constituent

C22F 1/05 (2006.01) Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working - of alloys of the Al-Si-Mg type, i.e. containing silicon and magnesium in approximately equal proportions

Event Publications

25 May 2006 PCT application entered the National Phase

  PCT publication WO2005/038063 Priority application(s): WO2005/038063

22 July 2010 Application Accepted

  Published as AU-B-2004281345

11 November 2010 Opposition Lodged

  Rio Tinto Alcan International Limited has lodged an opposition against Norsk Hydro ASA.

5 April 2012 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 23 Dec 2011. Address for service in Australia - Phillips Ormonde Fitzpatrick 367 Collins Street Melbourne VIC 3000 2005

2 August 2012 Opposition Lodged

  Rio Tinto Alcan International Limited has lodged an opposition against Norsk Hydro ASA.

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