Reinforced mine ventilation device

Details for Australian Patent Application No. 2009202945 (hide)

Owner Kennedy Metal Products & Buildings, Inc.

Inventors Kennedy, William R.; Kennedy, John M.

Agent EF WELLINGTON & CO

Pub. Number AU-A-2009202945

Priority 61/084,012 28.07.08 US; 12/504,849 17.07.09 US

Filing date 22 July 2009

Wipo publication date 11 February 2010

International Classifications

E21F 1/00 (2006.01) Ventilation of mines or tunnels

E21F 1/04 (2006.01) Ventilation of mines or tunnels

E21F 17/00 (2006.01) Methods or devices for use in mines or tunnels, not covered elsewhere

Event Publications

6 August 2009 Complete Application Filed

  Priority application(s): 61/084,012 28.07.08 US; 12/504,849 17.07.09 US

20 August 2009 Amendment Made

  The nature of the amendment is: Amend the invention title to read Reinforced mine ventilation device

11 February 2010 Application Open to Public Inspection

  Published as AU-A-2009202945

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