April 01, 2013
A Delaware federal judge on Saturday handed a win to Cephalon Inc. in its patent infringement suit aiming to block the sale of generic versions of the narcolepsy drug Nuvigil, rejecting generic-drug makers' claims that Cephalon's patent on the drug was invalid.
July 18, 2012
Cephalon Inc. squared off with a host of generic-drug makers in Delaware federal court on Wednesday in a patent infringement suit aiming to block generic versions of its narcolepsy drug Nuvigil from hitting the market.
May 11, 2011
Cephalon Inc. dropped its patent infringement suit in Delaware against Teva Pharmaceuticals USA Inc. on Wednesday, resolving one of several cases in a multidistrict litigation over the narcolepsy drug Nuvigil.