ROLLER CUTTER AND CUTTER HEAD OF ROCK EXCAVATOR

Details for Australian Patent Application No. 2003241697 (hide)

Owner OISHI INTERNATIONAL SYSCOM CO., LTD.

Inventors OISHI, Kazuyoshi

Pub. Number AU-A-2003241697

PCT Number PCT/JP03/07641

PCT Pub. Number WO2003/106814

Priority 2002-177382 18.06.02 JP

Filing date 17 June 2003

Wipo publication date 31 December 2003

International Classifications

E21D 009/08 Tunnels - with additional boring or cutting means

E21B 010/08 Drilling tools - Roller bits

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 2002-177382 18.06.02 JP

26 February 2004 Application Open to Public Inspection

  Published as AU-A-2003241697

10 March 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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