ENDO PHARMACEUTICALS INC. v. IMPAX LABORATORIES, INC.

  1. July 12, 2016

    Impax Looks To Duck Endo's $100M Suit Over Drug Licensing

    Generic-drug maker Impax Laboratories asked a New Jersey federal judge Monday to toss Endo Pharmaceuticals' $100 million lawsuit alleging it is refusing to negotiate royalty payments on a generic version of the painkiller Opana ER, saying a 2010 settlement allows royalty-free marketing and sale of the drug.

  2. May 06, 2016

    Endo Hits Impax With $100M Suit Over Painkiller IP Agreement

    Endo Pharmaceuticals Inc. launched a suit in New Jersey federal court Wednesday claiming generic drugmaker Impax Laboratories owes it more than $100 million for breaching a patent licensing agreement by refusing to negotiate compensation payments for the marketing and sale of a generic version of painkiller Opana ER.

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