Filter cartridge having location-registered view window for endof-service-life-indicator (ESLI)

Details for Australian Patent Application No. 2010249900 (hide)

Owner 3M Innovative Properties Company

Inventors Holmquist-Brown, Thomas W.; Poirier, Richard J.; Rakow, Neal A.

Agent Freehills

Pub. Number AU-A-2010249900

PCT Pub. Number WO2010/135137

Priority 12/470,890 22.05.09 US

Filing date 13 May 2010

Wipo publication date 25 November 2010

International Classifications

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

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

A62B 23/04 (2006.01) Filters for breathing-protection purposes

B01D 27/08 (2006.01) Cartridge filters of the throw-away type - Construction of the casing

Event Publications

15 December 2011 PCT application entered the National Phase

  PCT publication WO2010/135137 Priority application(s): WO2010/135137

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