Case Number: App_461228/2023 Patent number: EP2779637 - Apparatus and method to switch a video call to an audio callProceeding type: ApplicationAction/Application: DérogationApplicants: Murgitroyd & Co Represented by Donnacha CurleyCourt Division: appealInstance - seat - LuxembourgDate of Formal receipt: 2023-06-01 10:23:16