PROCESS FOR THE REDUCTION OF SULPHOXIDES TO SULPHIDES

Details for Australian Patent Application No. 2003249004 (hide)

Owner EISAI CO., LTD.

Inventors GRACZYK, Piotr; BHATIA, Gurpreet

Pub. Number AU-A-2003249004

PCT Number PCT/GB03/03402

PCT Pub. Number WO2004/016569

Priority 0219292.0 19.08.02 GB

Filing date 6 August 2003

Wipo publication date 3 March 2004

International Classifications

C07B 045/06 Formation or introduction of functional groups containing sulfur

C07C 319/14 Preparation of thiols, sulfides, hydropolysulfides or polysulfides

C07C 321/14 Thiols, sulfides, hydropolysulfides or polysulfides

C07C 321/20 Thiols, sulfides, hydropolysulfides or polysulfides

C07C 321/28 Thiols, sulfides, hydropolysulfides or polysulfides

C07C 323/09 Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups

C07D 333/08 Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom

C07D 487/04 Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 0219292.0 19.08.02 GB

22 April 2004 Application Open to Public Inspection

  Published as AU-A-2003249004

5 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2003249005-LIQUID CRYSTAL PROJECTOR, LIQUID CRYSTAL DEVICE AND SUBSTRATE FOR LIQUID CRYSTAL DEVICE

2003249003-CONTINUOUS EXTRUSION APPARATUS