On September 30, 2020, the Third Circuit reversed a decision by the Eastern District of Pennsylvania ordering AbbieVie, Inc. (“AbbieVie”) and Besins Healthcare Inc. (“Besins”) to pay $448 million in disgorgement of ill-gotten profits for allegedly filing sham patent lawsuits to stifle competition. AbbieVie and Besins had filed patent infringement lawsuits against two developers of