The deadline calculator is a tool that allows you to calculate the deadline for replying to invention, distinctive sign or industrial design formalities, when this is between one and six months.
The patent and utility model annuity payment deadline calculator is a tool that allows you to calculate the deadlines for payment of annuities for national patents, European patents and utility models. It distinguishes between regular payment periods, payment periods with surcharges, and payment periods with correction fees.
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