Liquid filter arrangement with secondary filter and bypass flow

Details for Australian Patent Application No. 2003220090 (hide)

Owner DONALDSON COMPANY, INC.

Inventors Gulsvig, Brent Alan; Bechtum, Keith Allan; Hacker, John R; Mulder, David Wayne

Agent Freehills

Pub. Number AU-A-2003220090

PCT Number PCT/US03/07036

PCT Pub. Number WO2003/076041

Priority 60/362,595 08.03.02 US

Filing date 6 March 2003

Wipo publication date 22 September 2003

International Classifications

B01D 027/14 Cartridge filters of the throw-away type

B01D 035/147 Other filtering devices

B01D 029/58 Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor

B01D 027/10 Cartridge filters of the throw-away type

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 60/362,595 08.03.02 US

30 October 2003 Application Open to Public Inspection

  Published as AU-A-2003220090

21 September 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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