Purdue Pharma L.P. et al v. IMPAX Laboratories, Inc.

  1. December 06, 2013

    Purdue, Impax Settle IP Claims In OxyContin Antitrust MDL

    Impax Laboratories Inc. has settled a suit alleging its proposed generic version of OxyContin infringed Purdue Pharma LP's patents for a tamper-resistant version of the painkiller, according to a consent judgment filed Friday in a suit that had been rolled into antitrust multidistrict litigation in New York federal court.

  2. February 04, 2013

    Purdue Sues To Block Abuse-Proof OxyContin Generics

    Purdue Pharma LP and Grunenthal GmbH on Friday sued two rivals in New York federal court, alleging their planned generic versions of painkiller OxyContin infringed two patents covering a so-called abuse-proof version of the drug.

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