| Designated contracting states Tooltip | AL | AT | BE | BG | CH | CY | CZ | DE | DK | EE | ES | FI | FR | GB | GR | HR | HU | IE | IS | IT | LI | LT | LU | LV | MC | ME | MK | MT | NL | NO | PL | PT | RO | RS | SE | SI | SK | SM | TR | Examination procedure | 14.07.2025 | Amendment by applicant (claims and/or description) | Entry into regional phase | 10.12.2024 | National basic fee paid | 10.12.2024 | Designation fee(s) paid | 10.12.2024 | Examination fee paid | Fees paid | Renewal fee | 23.05.2025 | Renewal fee patent year 03 | 26.03.2026 | Renewal fee patent year 04 |