Non-collapsible dual filter element

Details for Australian Patent Application No. 2004273852 (hide)

Owner 3M Innovative Properties Company

Inventors O'Hara, Conor; Hamlin, Thomas J.; Pulek, John L.; Patel, Mahesh Z.

Agent Hodgkinson McInnes

Pub. Number AU-A-2004273852

PCT Pub. Number WO2005/028072

Priority 60/502,387 12.09.03 US

Filing date 13 September 2004

Wipo publication date 31 March 2005

International Classifications

B01D 29/54 (2006.01) Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor

B01D 29/31 (2006.01) Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor - Self-supporting filtering elements

Event Publications

23 March 2006 PCT application entered the National Phase

  PCT publication WO2005/028072 Priority application(s): WO2005/028072

20 March 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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