HIGH STRENGTH STEEL SHEET EXHIBITING GOOD BURRING WORKABILITY AND EXCELLENT RESISTANCE TO SOFTENING IN HEAT-AFFECTED ZONE AND METHOD FOR PRODUCTION THEREOF

Details for Australian Patent Application No. 2003284496 (hide)

Owner NIPPON STEEL CORPORATION

Inventors YOKOI, Tatsuo; HAYASHIDA, Teruki; OHARA, Masahiro; TSUCHIHASHI, Kouichi

Pub. Number AU-A-2003284496

PCT Number PCT/JP2003/0152

PCT Pub. Number WO2004/059021

Priority 2002-372540 24.12.02 JP

Filing date 28 November 2003

Wipo publication date 22 July 2004

International Classifications

C22C 038/00 Ferrous alloys, e.g. steel alloys

C22C 038/38 Ferrous alloys, e.g. steel alloys - with more than 1.5% by weight of manganese

C22C 038/58 Ferrous alloys, e.g. steel alloys - with more than 1.5% by weight of manganese

C21D 009/46 Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for sheet metals

Event Publications

25 March 2004 Complete Application Filed

  Priority application(s): 2002-372540 24.12.02 JP

26 August 2004 Application Open to Public Inspection

  Published as AU-A-2003284496

8 September 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2003284497-PHASE PLATE AND OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE

2003284495-RECORDING HEAD AND RECORDER COMPRISING SUCH RECORDING HEAD