Graded Particle-size Retention Filter Medium for Cell-type Filter Unit

Details for Australian Patent Application No. 2004202736 (hide)

Owner Cuno Incorporated

Inventors Artinyan, Art; Schorr, Clifford L; Swiatek, Francis J; Paul, Charles Thomas; Larson, William A; Pulek, John L

Agent Hodgkinson McInnes

Pub. Number AU-B-2004202736

Parent 771121

Filing date 11 June 2004

Wipo publication date 5 August 2004

Acceptance publication date 17 November 2005

International Classifications

B01D 029/11 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 029/41 Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor

B01D 039/18 Filtering material for liquid or gaseous fluids - the material being cellulose or derivatives thereof

B01D 039/20 Filtering material for liquid or gaseous fluids - of inorganic material, e.g. asbestos paper or metallic filtering material of non-woven wires

B01D 039/16 Filtering material for liquid or gaseous fluids - of organic material, e.g. synthetic fibres

Event Publications

8 July 2004 Complete Application Filed

5 August 2004 Application Open to Public Inspection

  Published as AU-B-2004202736

17 November 2005 Application Accepted

  Published as AU-B-2004202736

23 March 2006 Standard Patent Sealed

8 June 2006 Assignment Registered

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

4 December 2008 Assignment Registered

  Cuno Incorporated The patent has been assigned to 3M Innovative Properties Company Assignments Registered

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