Introduction The Court of Justice of the European Union last year delivered a decision on the impact of the GAT/LuK decision on jurisdiction in preliminary infringement proceedings (Solvay/Honeywell). As the case below is continuing its way through the Dutch courts, the frequency of publications trying to make sense of the 2012 CJEU decision come down…

In its 2006 decision in the matter called GAT/LuK the ECJ held that Article 22-4 of the Brussels Regulation – which provides for exclusive national jurisdiction regarding the validity of patents and other registered rights – applies to all proceedings relating to the validity of a patent, irrespective of whether the issue is raised by…