Process for preparing substituted phenylsulfonylureas from sulfonyl halides

Details for Australian Patent Application No. 2005203361 (hide)

Owner Bayer CropScience GmbH

Inventors Bourne, Ian A.; Foster, Richard W.G.; Ford, Mark James; Schmidt, Ernst; Vermehren, Jan

Agent Watermark

Pub. Number AU-A-2005203361

Parent 10199

Filing date 29 July 2005

Wipo publication date 25 August 2005

International Classifications

C07D 251/16 Heterocyclic compounds containing 1,3,5-triazine rings

C07C 303/38 Preparation of esters or amides of sulfuric acids

C07C 311/65 Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups

Event Publications

18 August 2005 Complete Application Filed

25 August 2005 Application Open to Public Inspection

  Published as AU-A-2005203361

10 April 2008 Assignment before Grant

  Bayer CropScience GmbH The application has been assigned to Bayer CropScience AG

23 April 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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