Disazo dyes, and copper complexes thereof, for dyeing paper

Details for Australian Patent Application No. 2002238450 (hide)

Owner Ciba Specialty Chemicals Holding Inc.

Inventors Kaser, Adolf; Lautenbach, Holger

Agent Spruson & Ferguson

Pub. Number AU-B-2002238450

PCT Pub. Number WO2002/053649

Priority 00811256.7 28.12.00 EP

Filing date 19 December 2001

Wipo publication date 16 July 2002

Acceptance publication date 17 August 2006

International Classifications

C09B 35/029 (2006.01) Disazo or polyazo dyes of the type A D B prepared by diazotising and coupling

C09B 35/35 (2006.01) Disazo or polyazo dyes of the type A D B prepared by diazotising and coupling

C09B 45/28 (2006.01) Complex metal compounds of azo dyes

Event Publications

23 January 2003 Application Open to Public Inspection

  Published as AU-B-2002238450

17 August 2006 Application Accepted

  Published as AU-B-2002238450

14 December 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2I(2). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002238451

2002238449