Hollow bar manufacturing process

Details for Australian Patent Application No. 2003257237 (hide)

Owner Gray, P

Inventors Gray, Peter Andrew

Agent Allens Arthur Robinson

Pub. Number AU-B-2003257237

PCT Number PCT/AU03/01114

PCT Pub. Number WO2005/021182

Filing date 29 August 2003

Wipo publication date 16 March 2005

Acceptance publication date 5 April 2007

International Classifications

B21H 8/00 (2006.01) Rolling metal of indefinite length in repetitive shapes specially designed for the manufacture of particular objects

B21B 1/16 (2006.01) Metal rolling methods or mills for making semi-finished products of solid or profiled cross-section - for rolling wire or material of like small cross-section

B21B 1/18 (2006.01) Metal rolling methods or mills for making semi-finished products of solid or profiled cross-section

B21B 23/00 (2006.01) Tube-rolling not restricted to methods provided for in only one of groups , e.g. combined processes

B21C 37/04 (2006.01) Manufacture of metal sheets, rods, wire, tubes, profilesor like semi-manufactured products, not otherwise provided for

B21C 37/06 (2006.01) Manufacture of metal sheets, rods, wire, tubes, profilesor like semi-manufactured products, not otherwise provided for - of tubes or metal hoses

B21B 1/08 (2006.01) Metal rolling methods or mills for making semi-finished products of solid or profiled cross-section - for rolling work of special cross-section, e.g. angle steel

Event Publications

6 November 2003 Complete Application Filed

28 April 2005 Application Open to Public Inspection

  Published as AU-B-2003257237

5 April 2007 Application Accepted

  Published as AU-B-2003257237

19 July 2007 Opposition Lodged

  Onesteel Manufacturing Pty Ltd has lodged an opposition against Gray, P.

15 May 2008 Opposition Withdrawn

  The opposition by Onesteel Manufacturing Pty Ltd against Gray, P has been withdrawn.

10 July 2008 Assignment before Grant

  Gray, Peter Andrew The application has been assigned to OneSteel Manufacturing Pty Limited

17 July 2008 Standard Patent Sealed

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