Case T-672/16: Judgment of the General Court of 13 December 2018 — C=Holdings v EUIPO — Trademarkers (C=commodore) (EU trade mark — Revocation proceedings — International registration designating the European Union — Figurative mark C=commodore — Application for invalidation of the effects of the international registration — Article 158(2) of Regulation (EC) No 207/2009 (now Article 198(2) of Regulation (EU) 2017/1001) — Article 51(1)(a) of Regulation No 207/2009 (now Article 58(1)(a) of Regulation 2017/1001) — No genuine use concerning certain goods and services covered by the international registration — Presence of proper reasons for non-use)