Shire, Barr In Talks To Settle Aderall XR Patent Challenge

Law360, New York (August 19, 2005, 12:00 AM EDT) -- U.K. drug maker Shire Pharmaceuticals is in talks with Barr Laboratories to try to settle out of court a patent challenge to Shire’s blockbuster hyperactivity drug Adderall XR.

The two companies initially refused to comment on rumors that they had struck a deal, but Shire was forced to make a statement on Friday after its stock prise rose markedly.

The two companies are involved in litigation concerning Barr's efforts to market a generic version of Shire's Adderall XR prior to the expiration of the Shire patents,...
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