The patent requires certain particularity, such that any person skilled in the craft would be able to manufacture, make, construct, or use the invention. The Court held that Amgen's patent failed to provide the detail required to protect its interest, in part, because the patent applies to a wide range of antibodies and requires a certain level of trial/error for a skilled person to replicate it. A pharmaceutical patent case. Gorsuch delivered the opinion of the unanimous Court. Read by Jake Leahy. Contact us at [email protected].