Last year, Actavis, Teva and Mylan (“Actavis”) sought revocation in the English Patents Court of two patents relating to tadalafil, which is sold by Eli Lilly (“Lilly”) as the active ingredient in CIALIS® to treat erectile dysfunction and pulmonary arterial hypertension. As is the usual course, ICOS (the patentee) and Lilly (the exclusive licensee) subsequently…

With the Judges mostly on summer vacation, August and September have given some time for reflection on several decisions from the Patents Courts in July. One of those decisions was another defeat for Rovi against Virgin from the Court of Appeal in Rovi v Virgin [2015] EWCA Civ 781. Floyd LJ. gave the leading judgment…