Case T-863/19: Judgment of the General Court of 16 December 2020 — Production Christian Gallimard v EUIPO — Éditions Gallimard (PCG CALLIGRAM CHRISTIAN GALLIMARD) (EU trade mark — Opposition proceedings — Application for EU word mark PCG CALLIGRAM CHRISTIAN GALLIMARD — Previous EU word marks GALLIMARD — Relative ground for refusal — Likelihood of confusion — Conceptual comparison — Surnames — Independent distinctive role — Article 8(1)(b) of Regulation (EC) No 207/2009 (now Article 8(1)(b) of Regulation (EU) 2017/1001))