Alternative process for the preparation of entacapone

Details for Australian Patent Application No. 2003288712 (hide)

Owner Suven Life Sciences Ltd

Inventors Rajendiran, Chinnapillai; Veera Reddy, Arava; Jasti, Venkateswarlu; MD, Qadeeruddin md samiuddin

Agent Griffith Hack

Pub. Number AU-B-2003288712

PCT Number PCT/IN2003/0004

PCT Pub. Number WO2005/063693

Filing date 29 December 2003

Wipo publication date 21 July 2005

Acceptance publication date 4 November 2010

International Classifications

C07C 253/30 (2006.01) Preparation of carboxylic acid nitriles

C07C 255/41 (2006.01) Carboxylic acid nitriles

Event Publications

1 April 2004 Complete Application Filed

8 September 2005 Application Open to Public Inspection

  Published as AU-B-2003288712

4 November 2010 Application Accepted

  Published as AU-B-2003288712

3 March 2011 Standard Patent Sealed

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