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Created with Raphaël 2.1.0 31.05.2019 Formal examination (assignment of filing date) 11.06.2019 Preliminary examination 21.08.2019 Establishment of the national regular filing 21.08.2019 Substantive examination 31.07.2020 Publication of the decision of grant (B1) 31.01.2021 Completion of the opposition filing period 28.02.2021 Issuance of patent (C1) 31.05.2024 Valid until 28.02.2025 Publication of the decision of forfeiture, with the re-establishment right 03.04.2025 30.11.2025 Payment of maintenance and surcharge fees 31.05.2039 Patent expiration date
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