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Full Fed. Circ. Urged To Undo 'Onerous' Jepson Claim Ruling

By Ryan Davis ( April 29, 2025, 6:08 PM EDT) -- Xencor has urged the full Federal Circuit to review a decision rejecting its application for an antibody patent that used the so-called Jepson claim format, saying the case set an "onerous requirement" that is nearly impossible to meet and "eliminates any incentive" to use the format....

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