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Created with Raphaël 2.1.0 31.07.2019 Formal examination (assignment of filing date) 28.08.2019 Preliminary examination 04.11.2019 Establishment of the national regular filing 04.11.2019 Substantive examination 31.01.2021 Publication of the decision of grant (B1) 31.07.2021 Completion of the opposition filing period 31.08.2021 Issuance of patent (C1) 17.05.2024 31.07.2024 Valid until 31.07.2025 Payment of maintenance fee 31.07.2039 Patent expiration date
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