In this month's report, we report on the long running, complex dispute Merck KGaA v Merck Sharp & Dohme Corp & Ors ( [2020] EWHC 1273 (Ch) where Norris J provided his judgment on the issues which were remitted by the Court of Appeal. We further report on the liability for profits of co-defendants in Lifestyle Equities Cv & Anr v Santa Monica Polo Club Ltd & Ors ( [2020] EWHC 688 (Ch).