Cephalon's Provigil Patent Is Enforceable, Fed. Circ. Told

By Erica Teichert (April 3, 2013, 4:26 PM EDT) -- Cephalon Inc. urged a Federal Circuit panel on Wednesday to reverse a lower court's ruling that its patent for narcolepsy drug Provigil is unenforceable due to inequitable conduct, claiming Apotex Inc. couldn't prove Cephalon deliberately deceived regulators when it received patent protection....

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