An improved process for the preparation of 5,6 -dihydro - 4H-4(S)-ethylamino-6(S)-methylthieno[ 2,3-b] thiopyran-2-sulfonamide7,7 - dioxide and its salt

Details for Australian Patent Application No. 2005290855 (hide)

Owner FDC Ltd

Inventors Chavan, Anand Pandurang; Bapat, Rajaram Uday; Bade, Anand Atul; Chandavarkar, Anand Mohan

Agent Fisher Adams Kelly

Pub. Number AU-B-2005290855

PCT Pub. Number WO2006/038222

Priority 741/MUM/2004 09.07.04 IN

Filing date 6 July 2005

Wipo publication date 13 April 2006

Acceptance publication date 19 August 2010

International Classifications

C07D 495/04 (2006.01) Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms

Event Publications

4 January 2007 PCT application entered the National Phase

  PCT publication WO2006/038222 Priority application(s): WO2006/038222

19 August 2010 Application Accepted

  Published as AU-B-2005290855

16 December 2010 Standard Patent Sealed

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