Case T-589/11: Judgment of the General Court of 20 November 2012 — Phonebook of the World v OHIM — Seat Pagine Gialle (PAGINE GIALLE) (Community trade mark — Invalidity proceedings — Community word mark PAGINE GIALLE — Absolute grounds for refusal — Distinctive character — Lack of descriptive character — No signs or indications which have become customary — Article 7(1)(b) to (d) of Regulation (EC) No 207/2009 — Distinctive character acquired through use — Article 7(3) of Regulation No 207/2009)