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Pfizer prevails over Teva Novopharm on Canadian Viagra patent

 
• By Nancy Faigen

Pfizer has prevailed over Teva Novopharm in its Canadian patent infringement litigation involving a generic version of Viagra (sildenafil). A federal judge has declared that the company has "met its legal burden" in establishing the validity of patent No 2,163,446.

Pfizer has prevailed over Teva Novopharm in its Canadian patent infringement litigation involving a generic version of Viagra (sildenafil). A federal judge has declared that the company has "met its legal burden" in establishing the validity of patent No 2,163,446.

Judge Michael Kelen of the Federal Court of Canada, in a June 18th ruling, prohibited the Canadian minister of health...

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