OPTICAL RECORDING MATERIALS HAVING HIGH STORAGE DENSITY

Details for Australian Patent Application No. 2002237327 (hide)

Owner CIBA SPECIALTY CHEMICALS HOLDING INC.

Inventors LEHMANN, Urs; BUDRY, Jean-Luc; SCHMIDHALTER, Beat; SPAHNI, Heinz; SUTTER, Peter

Pub. Number AU-A-2002237327

PCT Pub. Number WO2002/082438

Priority 519/01 21.03.01 CH

Filing date 12 March 2002

Wipo publication date 21 October 2002

International Classifications

G11B 007/24 Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power - Record carriers characterised by the selection of the material or by the structure or form

C09B 055/00 Azomethine dyes

C09B 023/16 Quinoline or polymethine dyes

C09B 026/06 Hydrazone dyes

Event Publications

10 April 2003 Application Open to Public Inspection

  Published as AU-A-2002237327

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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