Mine refuge

Details for Australian Patent Application No. 2007200266 (hide)

Owner Kennedy Metal Products & Buildings, Inc.

Inventors Kennedy, William R; Kennedy, John M

Agent Griffith Hack

Pub. Number AU-B-2007200266 (Modified Examination)

Priority 11/625,111 19.01.07 US; 60/777,021 27.02.06 US; 11/625,052 19.01.07 US

Filing date 23 January 2007

Wipo publication date 13 September 2007

Acceptance publication date 12 May 2011

International Classifications

E21F 11/00 (2006.01) Rescue devices or other safety devices, e.g. safety chambers, escape ways

A62B 7/02 (2006.01) Respirators

A62B 7/10 (2006.01) Respirators - with filter elements

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

Event Publications

8 February 2007 Complete Application Filed

  Priority application(s): 11/625,111 19.01.07 US; 60/777,021 27.02.06 US; 11/625,052 19.01.07 US

13 September 2007 Application Open to Public Inspection

  Published as AU-B-2007200266 (Modified Examination)

12 May 2011 Application Accepted

  Published as AU-B-2007200266 (Modified Examination)

8 September 2011 Standard Patent Sealed

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