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OraSure Sues Schering-Plough For Cryosurgical Patent

Law360 (July 27, 2004, 12:00 AM EDT) -- OraSure Technologies has filed a lawsuit against a footcare unit of Schering-Plough, alleging that the rival is infringing patents for a freezing technology to eliminate warts and skin lesions.

The complaint, filed in the U.S. District Court for the Eastern District of Pennsylvania, claims that Schering-Plough's manufacture and sale of its Dr. Scholl's Freeze Away cryosurgical wart-removal product in the over-the-counter market infringes OraSure U.S. patents nos. 5,738,682; 6,092,527 and 4,865,028.

OraSure is seeking an injunction to halt sales of the product, which Schering-Plough is promoting...
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