Oxycontin Patents Not Infringed, Drug Cos. Say At Trial

Oxycontin Patents Not Infringed, Drug Cos. Say At Trial

Impax Laboratories Inc. and other drug makers said Monday that generic versions of Purdue Pharma LP’s OxyContin do not infringe Purdue-held patents, opening a patent trial that could help end Purdue’s monopoly on some formulations of the popular painkiller ...read more

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