Case Number: App_470882/2023 Patent number: EP3957792 - AQUEOUS LIQUID OF TREATMENT AGENT FOR CARBON FIBER PRECURSORS, AND CARBON FIBER PRECURSORProceeding type: ApplicationAction/Application: Opt-outApplicants: Kanzlei Daub Represented by Sebastian SchnellerCourt Division: appealInstance - seat - LuxembourgDate of Formal receipt: 2023-06-02 14:26:01