Patent Baristas

Harvard Drug Group has filed an antitrust class action suit against Purdue Pharma alleging an unlawful scheme to maintain its monopoly in the U.S. for its brand name prescription drug OxyContin CR, the notorious opioid analgesic prescribed to treat moderate to severe pain.  OxyContin CR (oxycodone hydrochloride) is a controlled release formulation.  (Harvard Drug Group […]

Last year, we detailed that the U.S. Court of Appeals for the Federal Circuit upheld a trial court decision that three patents held by Purdue Pharma LP couldn’t be enforced because of misrepresentations to the U.S. Patent and Trademark Office about the painkiller’s effectiveness thus giving Endo Pharmaceutical Holdings Inc. the right to sell a […]

Last June, we detailed that the U.S. Court of Appeals for the Federal Circuit upheld a trial court decision that three patents held by Purdue Pharma LP couldn’t be enforced because of misrepresentations to the U.S. Patent and Trademark Office about the painkiller’s effectiveness thus giving Endo Pharmaceutical Holdings Inc. the right to sell a […]

The U.S. Court of Appeals for the Federal Circuit in Washington today upheld an earlier decision that three patents held by Purdue Pharma LP can’t be enforced because of misrepresentations to the U.S. Patent and Trademark Office about the painkiller’s effectiveness thus giving Endo Pharmaceutical Holdings Inc. the right to sell a generic version. OxyContin, […]