Case T-193/18: Judgment of the General Court of 24 March 2021 — Andreas Stihl v EUIPO — Giro Travel Company (Combination of the colours grey and orange) (EU trade mark — Invalidity proceedings — EU mark consisting of a combination of the colours grey and orange — Absolute ground for refusal — Article 4 and Article 7(1)(a) of Regulation No 40/94 (now Article 7(1)(a) of Regulation (EU) 2017/1001) — Sufficiently clear and precise graphic representation — Requirement for a systematic arrangement associating the colours in a predetermined and uniform way)