THIOXANTHONE DYES WITH IMPROVED SOLUBILITY AND A METHOD OF PREPARING 2-OXYBENZANTHRONES AS INTERMEDIATE MATERIALS FOR MAKING OF THESE DYES

Details for Australian Patent Application No. 2002316763 (hide)

Owner 3M INNOVATIVE PROPERTIES COMPANY

Inventors SHERSHUKOV, Viktor, M.; ARTUKHOV, Alexander, N.

Pub. Number AU-A-2002316763

PCT Number PCT/US02/23901

PCT Pub. Number WO2003/016407

Priority 2001085839 20.08.01 UA

Filing date 29 July 2002

Wipo publication date 3 March 2003

International Classifications

C09B 057/14 Other synthetic dyes of known constitution

C07C 050/36 Quinones

C07D 335/16 Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom

C09B 005/24 Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings

C09B 003/04 Dyes with anthracene nucleus condensed with one or more carbocyclic rings

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 2001085839 20.08.01 UA

29 May 2003 Application Open to Public Inspection

  Published as AU-A-2002316763

6 May 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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