Oxygen concentrating apparatus and rotary valve

Details for Australian Patent Application No. 2004271858 (hide)

Owner Teijin Pharma Limited

Inventors Sugano, Masato

Agent Davies Collison Cave

Pub. Number AU-A-2004271858

PCT Pub. Number WO2005/025722

Priority 2003-316702 09.09.03 JP; 2003-318005 10.09.03 JP

Filing date 9 September 2004

Wipo publication date 24 March 2005

International Classifications

B01D 53/047 (2006.01) Separation of gases or vapours - Pressure swing adsorption

B01D 53/04 (2006.01) Separation of gases or vapours - with stationary adsorbents

F16K 11/072 (2006.01) Multiple-way valves, e.g. mixing valves

Event Publications

9 March 2006 PCT application entered the National Phase

  PCT publication WO2005/025722 Priority application(s): WO2005/025722

7 April 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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