Reduced pressure water filtration system

Details for Australian Patent Application No. 2004276295 (hide)

Owner 3M Innovative Properties Company

Inventors Fritze, Karl

Agent Hodgkinson McInnes

Pub. Number AU-A-2004276295

PCT Pub. Number WO2005/030658

Priority 60/505,152 23.09.03 US

Filing date 23 September 2004

Wipo publication date 7 April 2005

International Classifications

C02F 9/00 (2006.01) Multistep treatment of water, waste water or sewage

F25D 23/12 (2006.01) General constructional features - Arrangements of compartments additional to cooling compartments

Event Publications

13 April 2006 PCT application entered the National Phase

  PCT publication WO2005/030658 Priority application(s): WO2005/030658

25 September 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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