Case T-565/17: Order of the General Court of 11 December 2018 — CheapFlights International v EUIPO — Momondo Group (Cheapflights) (EU trade mark — Opposition proceedings — Application for EU figurative mark Cheapflights — Referral of the trade mark application to the examiner for examination of the absolute grounds for refusal — Challenge by the proprietor of the earlier mark — Grounds of the contested decision containing an assessment of the validity of the earlier mark — Challenge by the proprietor of the earlier mark — Partial inadmissibility — Incidental submissions made on the basis on Article 8(3) of Regulation (EC) No 216/96 — Withdrawal of the appeal before the Board of Appeal — No need to adjudicate in part)