Update on Regeneron Pharmaceuticals Inc. v. Merus N.V.

On Tuesday, September 12, 2017, as expected, Regeneron Pharmaceuticals Inc. petitioned  the Court of Appeals for the Federal Circuit (CAFC) for a rehearing en banc of its panel decision rendered in Regeneron Pharmaceuticals Inc. v. Merus N.V., 864 F3d 1343, 123 USPQ2d 1469 (Fed. Cir. 2017). On September 26, 2017, Washington Legal Foundation (WLF) filed an amicus brief with the CAFC requesting the court grant Regeneron’s petition for rehearing en banc. WLF’s brief asserts that the panel decision conflicts with the court’s earlier precedent in Therasense, Inc. v.…

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