Dual-flow filter cartridge

Details for Australian Patent Application No. 2003218423 (hide)

Owner 3M Innovative Properties Company

Inventors Bassett, Laurence, W.; Contaxis, William, III

Agent Hodgkinson McInnes

Pub. Number AU-B-2003218423

PCT Number PCT/US03/09410

PCT Pub. Number WO2003/089109

Priority 10/125,323 18.04.02 US

Filing date 28 March 2003

Wipo publication date 3 November 2003

Acceptance publication date 5 February 2009

International Classifications

B01D 29/58 (2006.01) Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor

B01D 29/11 (2006.01) Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor - with bag, cage, hose, tube, sleeve or like filtering elements

B01D 29/50 (2006.01) Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor - with multiple filtering elements, characterised by their mutual disposition

B01D 35/04 (2006.01) Other filtering devices

B01D 39/18 (2006.01) Filtering material for liquid or gaseous fluids - the material being cellulose or derivatives thereof

B01D 39/20 (2006.01) Filtering material for liquid or gaseous fluids - of inorganic material, e.g. asbestos paper or metallic filtering material of non-woven wires

C02F 1/00 (2006.01) Treatment of water, waste water, or sewage

C02F 1/28 (2006.01) Treatment of water, waste water, or sewage - by sorption

C02F 1/44 (2006.01) Treatment of water, waste water, or sewage - by dialysis, osmosis or reverse osmosis

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 10/125,323 18.04.02 US

11 December 2003 Application Open to Public Inspection

  Published as AU-B-2003218423

8 June 2006 Assignment before Grant

  Cuno Incorporated The application has been assigned to 3M Innovative Properties Company

5 February 2009 Application Accepted

  Published as AU-B-2003218423

4 June 2009 Standard Patent Sealed

27 October 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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