OSI Sues Teva, Mylan Over Cancer Drug Patents

Law360, New York (March 20, 2009, 12:00 AM EDT) -- OSI Pharmaceuticals Inc. has targeted Teva Pharmaceuticals USA Inc. and Mylan Pharmaceuticals Inc. in patent infringement litigation to stop them from taking steps to market a generic version of cancer treatment Tarceva.

OSI, which markets the drug with San Francisco-based biotechnology firm Genentech Inc., lodged two lawsuits in the U.S. District Court for the District of Delaware after the generics makers filed abbreviated new drug applications seeking federal approval to make and market their own versions of the once-daily cancer pill before patents covering the drug...
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