METHOD FOR THE PRODUCTION OF PERYLEN3,4:9,10-TETRACARBOXYLIC ACID DIIMIDES AND PERYLEN3,4:9,10-TETRACARBOXYLIC ACID DIANHYDRIDE AND NAPHTALENE1,8-DICARBOXYLIMIDES

Details for Australian Patent Application No. 2003222294 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors HELFER, Willi; WEYRAUCH, Volker; HENNING, Georg; DUNG, Bernhard; MULLER, Felix; BOHM, Arno

Pub. Number AU-A-2003222294

PCT Number PCT/EP03/03901

PCT Pub. Number WO2003/091345

Priority 102 18 618.9 25.04.02 DE

Filing date 15 April 2003

Wipo publication date 10 November 2003

International Classifications

C09B 005/62 Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings

C09B 057/08 Other synthetic dyes of known constitution

C07D 221/14 Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 102 18 618.9 25.04.02 DE

18 December 2003 Application Open to Public Inspection

  Published as AU-A-2003222294

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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