Unidirectional valves and filtering face masks comprising unidirectional valves

Details for Australian Patent Application No. 2010340247 (hide)

Owner 3M Innovative Properties Company

Inventors Xue, Thomas J.; Domroese, Michael K.; Martin, Philip G.; Abel, Nathan A.

Agent Freehills

Pub. Number AU-A-2010340247

PCT Pub. Number WO2011/084290

Priority 12/639,356 16.12.09 US

Filing date 6 December 2010

Wipo publication date 14 July 2011

International Classifications

A62B 7/04 (2006.01) Respirators

A62B 9/02 (2006.01) Component parts for respiratory or breathing apparatus

A62B 18/02 (2006.01) Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes

Event Publications

31 May 2012 PCT application entered the National Phase

  PCT publication WO2011/084290 Priority application(s): WO2011/084290

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