ARE Patent Law Alert: Federal Circuit Holds that Methods for Enriching Cell-Free Fetal DNA from Maternal Blood are Patent Eligible under 35 U.S.C. §101

On March 17, 2020, in Illumina, Inc. v. Ariosa Diagnostics, Inc., a three judge panel of the U.S. Court of Appeals for the Federal Circuit in a split decision reversed a District Court ruling and held that claims directed to methods for enriching cell-free DNA from maternal blood are not invalid under 35 U.S.C. §101 […]