PROCESSES FOR THE PREPARATION OF ESCITALOPRAM AND ITS PRECURSOR

Details for Australian Patent Application No. 2003242990 (hide)

Owner NATCO PHARMA LIMITED NANNAPANENI, Venkaiah, chowdary MUDDASANI, Pulla, reddy

Inventors MUDDASANI, Pulla, reddy; NEKKANTI, Srinivasa, rao; PODILE, Khadgapathi; TALASILA, Sambashiva, rao; NANNAPANENI, Venkaiah, chowdary

Pub. Number AU-A-2003242990

PCT Number PCT/IN03/00220

PCT Pub. Number WO2004/065375

Priority 52/MAS/2003 17.01.03 IN

Filing date 17 June 2003

Wipo publication date 13 August 2004

International Classifications

C07D 307/87 Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom

C07C 029/00 Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 52/MAS/2003 17.01.03 IN

16 September 2004 Application Open to Public Inspection

  Published as AU-A-2003242990

13 October 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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