(5) helicene AND dibenzofluorene MATERIALS FOR USE IN ORGANIC LIGHT EMITTING DEVICES

Details for Australian Patent Application No. 2002360530 (hide)

Owner CANON KABUSHIKI KAISHA

Inventors CHEN, Jian, Ping

Pub. Number AU-A-2002360530

PCT Number PCT/US02/39350

PCT Pub. Number WO2003/051092

Priority 10/012,710 12.12.01 US

Filing date 10 December 2002

Wipo publication date 23 June 2003

International Classifications

H05B 033/14 Electroluminescent light sources - characterised by the chemical or physical composition or the arrangement of the electroluminescent material

C07D 285/08 Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups

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

C07C 209/06 Preparation of compounds containing amino groups bound to a carbon skeleton

C07C 211/57 Compounds containing amino groups bound to a carbon skeleton

C07D 249/08 Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms

C07D 271/06 Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms

Event Publications

3 April 2003 Complete Application Filed

  Priority application(s): 10/012,710 12.12.01 US

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002360530

26 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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