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Created with Raphaël 2.1.0 26.08.2020 Formal examination (assignment of filing date) 23.09.2020 Preliminary examination 13.10.2020 Establishment of the national regular filing 02.11.2020 Substantive examination 28.02.2022 Publication of the application (A2) 31.07.2022 Publication of the decision of grant (B1) 31.01.2023 Completion of the opposition filing period 28.02.2023 Issuance of patent (C1) 26.08.2025 Valid until 31.05.2026 Publication of the decision of forfeiture, with the re-establishment right 26.07.2026 26.02.2027 Payment of maintenance and surcharge fees 26.08.2040 Patent expiration date
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