A method of calculating a water treatment chemical dose

Details for Australian Patent Application No. 2007355782 (hide)

Owner H2OPE Holdings Limited

Inventors Colton, Jason Frederick

Agent JAMES & WELLS

Pub. Number AU-A-2007355782

PCT Pub. Number WO2009/002192

Filing date 22 June 2007

Wipo publication date 31 December 2008

International Classifications

G01N 33/18 (2006.01) Investigating or analysing materials by specific methods not covered by groups - Water

C02F 1/32 (2006.01) Treatment of water, waste water, or sewage - with ultra-violet light

C02F 1/52 (2006.01) Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

G01N 21/33 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light

Event Publications

24 December 2009 PCT application entered the National Phase

  PCT publication WO2009/002192 Priority application(s): WO2009/002192

3 May 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

24 May 2012 Section 223 Application Allowed

  H2OPE Holdings Limited The time in which to request examination has been extended to 27 May 2012. Address for service in Australia - James & Wells Intellectual Property Level 11, St George Centre 60 Marcus Clarke Street Canberra ACT 2601 2010

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