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Created with Raphaël 2.1.0 31.05.2019 Formal examination (assignment of filing date) 11.06.2019 Preliminary examination 11.06.2019 Establishment of the national regular filing 04.07.2019 Substantive examination 29.02.2020 Publication of the decision of grant (B1) 31.08.2020 Completion of the opposition filing period 30.11.2020 Issuance of patent (C1) 31.05.2024 Valid until 27.07.2024 31.05.2025 Payment of maintenance fee 31.05.2039 Patent expiration date
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