Virt-X (Trade Mark: Invalidity): IPO 24 Oct 2005 IPO Invalidity. IPO Trade Mark: Invalidity Judges: Mrs A Corbett Citations: 739193, 746883, [2005] UKIntelP o28505 Links: IPO, Bailii Jurisdiction: England and Wales Intellectual Property Updated: 19 October 2022; Ref: scu.456461