Wear Resistant Pick

Details for Australian Patent Application No. 2009100297 (hide)

Owner Tarpac

Inventors Yang, Xiaojun

Agent Tarpac

Pub. Number AU-A-2009100297

Filing date 31 March 2009

Opi date 14 May 2009

International Classifications

E21C 35/183 (2006.01) Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups , or

Event Publications

23 April 2009 Innovation Patent Application Filed

14 May 2009 Innovation Patent Open to Public Inspection

  Published as AU-A-2009100297

14 May 2009 Innovation Patent Sealed

27 October 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143A(d), or Expired. Examination has not been requested on this patent. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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