Amazon-InterDigital dispute and landmark CJEU referral put UPC jurisdiction in focus

Amazon and InterDigital are involved in a patent dispute that has prompted a landmark referral to the Court of Justice of the European Union (CJEU). A UK court ruling emphasized the need for improved cross-court communication, while the Unified Patent Court (UPC) has asked Europe's highest court to clarify rules regarding long-arm jurisdiction. The case highlights jurisdictional complexities in European patent litigation proceedings.