METHOD OF PURIFYING POLYCYCLIC DYES

Details for Australian Patent Application No. 2002310040 (hide)

Owner OPTIVA, INC.

Inventors NAZAROV, Victor Vasilievich; SIDORENKO, Elena Nikolaevna

Pub. Number AU-A-2002310040

PCT Number PCT/US02/16200

PCT Pub. Number WO2002/094942

Priority 2001113430 21.05.01 RU

Filing date 21 May 2002

Wipo publication date 3 December 2002

International Classifications

C09B 047/04 Porphines - Phthalocyanines

C09B 067/10 Influencing the physical, e.g. the dyeing or printing, properties of dyestuffs without chemical reaction, e.g. by treating with solvents

C09B 011/10 Diaryl- or triarylmethane dyes

Event Publications

19 December 2002 Complete Application Filed

  Priority application(s): 2001113430 21.05.01 RU

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002310040

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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