A process for the purification of roxithromycin

Details for Australian Patent Application No. 2003271408 (hide)

Owner Alembic Limited

Inventors Mistry, Dhirenkumar N.; Soni, Kamlesh S.; Thorat, Mahadeo M.; Kansal, Vinod kumar; Mishra, Rakesh R.

Agent Shelston IP

Pub. Number AU-B-2003271408

Priority 1172/mum/2002 31.12.02 IN

Filing date 30 December 2003

Wipo publication date 15 July 2004

Acceptance publication date 17 July 2008

International Classifications

C07H 17/08 (2006.01) Compounds containing heterocyclic radicals directly attached to hetero atoms of saccharide radicals

A61K 31/70 (2006.01) - Carbohydrates

A61P 31/04 (2006.01) Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics

Event Publications

22 January 2004 Complete Application Filed

  Priority application(s): 1172/mum/2002 31.12.02 IN

15 July 2004 Application Open to Public Inspection

  Published as AU-B-2003271408

17 July 2008 Application Accepted

  Published as AU-B-2003271408

13 November 2008 Standard Patent Sealed

29 July 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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