Case Number: App_478858/2023 Patent number: EP2955850 - OPTICAL SWITCH AND CONTROL METHOD THEREOFProceeding type: ApplicationAction/Application: DérogationApplicants: Dennemeyer & Associates S.A. (DE) Represented by Stéphane SpeichCourt Division: appealInstance - seat - LuxembourgDate of Formal receipt: 2023-06-03 10:08:45