Case Number: App_460144/2023 Patent number: EP3746520 - METHODS FOR USE IN OIL AND GAS OPERATIONSProceeding type: ApplicationAction/Application: Inanspruchnahme der AusnahmeregelungApplicants: Haseltine Lake Kempner Represented by Greg WardCourt Division: appealInstance - seat - LuxembourgDate of Formal receipt: 2023-06-01 09:28:53