An improved method for manufacture of 4-hydroxy pyran-2-one derivatives

Details for Australian Patent Application No. 2004317826 (hide)

Owner Lupin Ltd

Inventors Gharpure, Milind Moreshwar; Sonawane, Swapnil Panditrao; Mahale, Rajendra Dagesing; Mane, Srihari Shivaji

Agent Davies Collison Cave

Pub. Number AU-A-2004317826

PCT Pub. Number WO2005/095374

Filing date 30 March 2004

Wipo publication date 13 October 2005

International Classifications

C07D 309/30 (2006.01) Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings

Event Publications

19 October 2006 PCT application entered the National Phase

  PCT publication WO2005/095374 Priority application(s): WO2005/095374

29 October 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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