A sheet for an airflow barrier

Details for Australian Patent Application No. 2003100638 (hide)

Owner Minova Australia Pty Ltd

Inventors Hawker, Robert; Mutton, Verne

Agent Griffith Hack

Pub. Number AU-A-2003100638

Filing date 4 August 2003

Opi date 4 September 2003

International Classifications

E21F 001/14 Ventilation of mines or tunnels

E21F 017/103 Methods or devices for use in mines or tunnels, not covered elsewhere

Event Publications

21 August 2003 Innovation Patent Application Filed

4 September 2003 Innovation Patent Open to Public Inspection

  Published as AU-A-2003100638

4 September 2003 Innovation Patent Sealed

5 April 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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