PROCESS FOR THE PREPARATION OF DIKETOPYRROLOPYRROLES

Details for Australian Patent Application No. 2002342633 (hide)

Owner CIBA SPECIALTY CHEMICALS HOLDING INC.

Inventors MORTON, Colin; SMITH, David, Macdonald; RUFFIEUX, Vincent

Pub. Number AU-A-2002342633

PCT Number PCT/EP02/09792

PCT Pub. Number WO2003/022848

Priority 01810875.3 11.09.01 EP; 01811249.0 20.12.01 EP; 02405223.5 22.03.02 EP

Filing date 3 September 2002

Wipo publication date 24 March 2003

International Classifications

C07D 487/04 Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups

C07D 491/04 Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or

C09K 011/06 Luminescent, e.g. electroluminescent, chemiluminescent, materials - containing organic luminescent materials

C09B 057/00 Other synthetic dyes of known constitution

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 01810875.3 11.09.01 EP; 01811249.0 20.12.01 EP; 02405223.5 22.03.02 EP

19 June 2003 Application Open to Public Inspection

  Published as AU-A-2002342633

17 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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