Pfizer wins Viagra patent battle against Teva (Reuters)

Reuters - Pfizer Inc said on Monday it won a patent infringement case against the U.S. unit of Teva Pharmaceutical Industries Ltd, preventing Teva from launching a generic version of Pfizer's erectile dysfunction drug Viagra until October 2019.

Source: http://us.rd.yahoo.com/dailynews/rss/health/*http://news.yahoo.com/s/nm/20110815/hl_nm/us_pfizer

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