Cationic pyrazolone dyes method for production thereof and colouring agents for keratin fibres containing said compounds

Details for Australian Patent Application No. 2005269028 (hide)

Owner Wella Aktiengesellschaft

Inventors Braun, Hans-Jurgen; Speckbacher, Markus

Agent FB Rice

Pub. Number AU-B-2005269028

PCT Pub. Number WO2006/012934

Priority 10 2004 036 609.8 28.07.04 DE

Filing date 18 May 2005

Wipo publication date 9 February 2006

Acceptance publication date 29 January 2009

International Classifications

C09B 23/02 (2006.01) Quinoline or polymethine dyes

A61K 8/49 (2006.01) Cosmetics or similar toilet preparations

C09B 23/00 (2006.01) Quinoline or polymethine dyes

C09B 56/16 (2006.01) Azo dyes containing other chromophoric systems

Event Publications

25 January 2007 PCT application entered the National Phase

  PCT publication WO2006/012934 Priority application(s): WO2006/012934

29 January 2009 Application Accepted

  Published as AU-B-2005269028

28 May 2009 Standard Patent Sealed

15 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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