PROCESS FOR PRODUCING CHROMONE COMPOUND

Details for Australian Patent Application No. 2003211758 (hide)

Owner SUMITOMO CHEMICAL COMPANY, LIMITED ONO PHARMACEUTICAL CO., LTD.

Inventors OHTSUKA, Susumu; HIBINO, Hiroaki; OKUMOTO, Itsuo; YOSHIDA, Tomoyasu; MIYAMOTO, Yasunobu

Pub. Number AU-A-2003211758

PCT Number PCT/JP03/02182

PCT Pub. Number WO2003/080555

Priority 2002-169675 11.06.02 JP; 2002-53315 28.02.02 JP; 2002-169676 11.06.02 JP; 2002-53316 28.02.02 JP

Filing date 27 February 2003

Wipo publication date 8 October 2003

International Classifications

C07C 201/12 Compounds containing carbon and nitrogen with or without hydrogen, halogens or oxygen

C07C 067/307 Preparation of carboxylic acid esters

C07D 311/24 Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings

C07C 069/63 Esters of carboxylic acids

C07C 205/37 Compounds containing nitro groups bound to a carbon skeleton

Event Publications

24 July 2003 Complete Application Filed

  Priority application(s): 2002-169675 11.06.02 JP; 2002-53315 28.02.02 JP; 2002-169676 11.06.02 JP; 2002-53316 28.02.02 JP

13 November 2003 Application Open to Public Inspection

  Published as AU-A-2003211758

18 November 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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