Composition for forming conversion coatings on aluminium surfaces

Details for Australian Patent Application No. 2004252269 (hide)

Owner Natech Limited

Inventors Foster, Richard Franklyn; Hartopp, Alison Jane

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2004252269

PCT Pub. Number WO2005/001158

Priority 0314901.0 26.06.03 GB

Filing date 24 June 2004

Wipo publication date 6 January 2005

International Classifications

C23C 22/08 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/10 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/36 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/74 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

Event Publications

16 February 2006 PCT application entered the National Phase

  PCT publication WO2005/001158 Priority application(s): WO2005/001158

3 January 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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