DELTA AIR LINES, INC v ONTRO LTD

H1 Trade marks—Opposition proceedings—Device marks—SKYCLUB—Pleadings—Inadequacy of counterstatement—Applications to amend—Amendment on appeal—Comparison of goods and services—Interpretation of the word “featuring”—Whether air transportation services similar to in-flight magazines, loyalty schemes, chauffeur services, storage and collection of luggage and arrangement of meals for travellers—Likelihood of confusion—Applications to stay pending EUIPO proceedings—Appeal to Appointed Person