PYRIDONE DYES, A PROCESS FOR THEIR PREPARATION AND THEIR USE IN THE PRODUCTION OF COLOURED PLASTICS OR POLYMERIC COLOUR PARTICLES

Details for Australian Patent Application No. 2002235921 (hide)

Owner CIBA SPECIALTY CHEMICALS HOLDING INC.

Inventors LAUK, Urs; DREIER, Romeo; CLEMENT, Antoine; TZIKAS, Athanassios

Pub. Number AU-A-2002235921

PCT Pub. Number WO2002/072707

Priority 440/01 09.03.01 CH; 822/01 07.05.01 CH; 1386/01 25.07.01 CH

Filing date 28 February 2002

Wipo publication date 24 September 2002

International Classifications

C09B 029/36 Monoazo dyes prepared by diazotising and coupling

D06P 001/00 General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed

C07D 213/85 Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2002235921

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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