Phase transfer catalyzed method for preparation of polyetherimides

Details for Australian Patent Application No. 2007221392 (hide)

International Classifications

Event Publications

24 July 2008 PCT application entered the National Phase

PCT publication WO2007/100473 Priority application(s): WO2007/100473

27 January 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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