Use of indolinium diazamethine cations for optical data recording

Details for Australian Patent Application No. 2008250308 (hide)

Owner Clariant Finance (BVI) Limited

Inventors Klein, Cedric; Graciet, Jean-Christophe; Winter, Martin Alexander

Agent Davies Collison Cave

Pub. Number AU-A-2008250308

PCT Pub. Number WO2008/138814

Priority 07291190.2 01.10.07 EP; 07290675.3 30.05.07 EP; 07291189.4 01.10.07 EP; 07290584.7 09.05.07 EP; 07291039.1 23.08.07 EP

Filing date 7 May 2008

Wipo publication date 20 November 2008

International Classifications

C09B 69/04 (2006.01) Dyes not provided for by a single group of this subclass

C09B 67/22 (2006.01) Influencing the physical, e.g. the dyeing or printing, properties of dyestuffs without chemical reaction, e.g. by treating with solvents

G11B 7/246 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

G11B 7/247 (2006.01) Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power

Event Publications

27 August 2009 PCT application entered the National Phase

  PCT publication WO2008/138814 Priority application(s): WO2008/138814

14 April 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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