Case T-460/09: Judgment of the General Court of 5 May 2011 — CheapFlights International v OHIM — Cheapflights (Cheapflights) (Community trade mark — Opposition proceedings — Application for the Community figurative mark Cheapflights — Earlier national figurative mark CheapFlights — Relative ground for refusal — Likelihood of confusion — Similarity of the signs — Article 8(1)(b) of Regulation (EC) No 207/2009)