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High Court refuses application for special leave to appeal Full Court finding that extended release venlafaxine patent invalid

14 May 2012
On Friday, Justices Gummow, Hayne and Keiffel refused an application for Special Leave to appeal to the High Court a decision of the Full Court of the Federal Court which found that Wyeth’s patent relating to a method of treatment using an extended release formulation of the anti-depressant venlafaxine was invalid for lack of fair basis on the specification as filed, and on the ground that that the claims were not fairly based on an earlier US priority document.
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Important Federal Court decision clarifying the test for novelty

28 February 2011
Further to our earlier post in relation to the Federal Court’s decision to revoke a patent claiming “substantially pure” fexofenadine, a compound which was disclosed in prior Australian and US patents, Justice Jessup’s decision provides useful clarification in relation to the test for novelty. 
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