A recent case from the United States Federal Circuit indicates that patent claims directed to methods of medical treatment can be found to be patentable even if the method steps recite subject matter related to a natural phenomenon. The Federal Circuit affirmed a ruling of a United States District Court that claims to a method for treating a schizophrenia patient using the drug iloperidone in a dosage range based on a genotype indicating the patient’s ability to metabolize iloperidone are infringed and not invalid (Vanda Pharm., Inc. v. West-Ward Pharm. Int’l Ltd, Appeal No. 2106-2707, -08 (Fed. Cir., April 18th 2018). The issue of patentRead More →