Case T-586/24: Judgment of the General Court of 8 October 2025 – Doors Bulgaria v EUIPO – Top Ten (Doors) (EU design – Invalidity proceedings – Registered EU design representing doors – Late filing of the statement setting out the grounds of appeal before the Board of Appeal – Calculation of time limits – Action inadmissible – Article 57 of Regulation (EC) No 6/2002 and Article 51(2) of Regulation (EC) No 2245/2002 – Restitutio in integrum – Failure to pay the fee – Article 67(3) of Regulation No 6/2002)