Case T-10/06: Judgment of the Court of First Instance of 11 December 2007 — Portela & Companhia v OHIM — Torrens Cuadrado and Gilbert Sanz (Bial) (Community trade mark — Opposition proceedings — Application for figurative Community trade mark Bial — Earlier national word mark BIAL — Relative ground for refusal — Likelihood of confusion — Article 8(1)(b) of Regulation (EC) No 40/94 — Proof of existence of the earlier mark — Coexistence of earlier marks — Plea amending subject matter of the proceedings — Evidence presented for the first time before the Court of First Instance — Costs incurred before the Opposition Division)