Warren, Sanders: Merck’s Hunt to Extend Cancer Drug Patent May Be Patent Abuse

Sen. Elizabeth Warren (D-Massachusetts) and Bernie Sanders (I-Vermont) have raised concerns that pharmaceutical giant Merck’s request to extend the patent for a top cancer drug could represent another move from Big Pharma to abuse the patent system and maintain a monopoly on a life-saving drug. The lawmakers are urging the U.S. Patent and Trademark Office to scrutinize Merck’s application for new…

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