Alvogen, Inc. and partner Natco Pharma Limited have been handed a major setback in their attempt launch a generic version of AbbVie’s Imbruvica (ibrutinib) tablets ahead of patent expiry, with a US district court ruling that the Icelandic firm’s proposed abbreviated new drug application infringes certain of the originator’s patent claims and that patent claims are not invalid.
Following the decision, which was handed down by a Delaware district court, and considering “several settlement and license agreements with...




