Anionic monoazo dyes

Details for Australian Patent Application No. 2003246711 (hide)

Owner Ciba Specialty Chemicals Holding Inc.

Inventors Lennartz, Michael; Weiss, Sandra

Agent Spruson & Ferguson

Pub. Number AU-B-2003246711

PCT Number PCT/EP03/07770

PCT Pub. Number WO2004/013233

Priority 02405652.5 26.07.02 EP

Filing date 17 July 2003

Wipo publication date 23 February 2004

Acceptance publication date 28 May 2009

International Classifications

C07D 251/70 (2006.01) Heterocyclic compounds containing 1,3,5-triazine rings

C09B 29/01 (2006.01) Monoazo dyes prepared by diazotising and coupling

C09B 29/16 (2006.01) Monoazo dyes prepared by diazotising and coupling

C09B 43/16 (2006.01) Preparation of azo dyes from other azo compounds

D21H 21/28 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

Event Publications

2 October 2003 Complete Application Filed

  Priority application(s): 02405652.5 26.07.02 EP

1 April 2004 Application Open to Public Inspection

  Published as AU-B-2003246711

28 May 2009 Application Accepted

  Published as AU-B-2003246711

29 October 2009 Assignment before Grant

  Ciba Specialty Chemicals Holding Inc. The application has been assigned to BASF SE

5 November 2009 Standard Patent Sealed

10 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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