Production of 5-methyl-N-aryl-2-pyrrolidone and 5-methyl-N-alkyl-2-pyrrolidone

Details for Australian Patent Application No. 2004223846 (hide)

International Classifications

Event Publications

25 August 2005 PCT application entered the National Phase

PCT publication WO2004/085348 Priority application(s): WO2004/085348

3 April 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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