Case T-535/19: Judgment of the General Court of 16 December 2020 — H.R. Participations v EUIPO — Hottinger Investment Management (JCE HOTTINGUER) (EU trade mark — Invalidity proceedings — EU word mark JCE HOTTINGUER — Non-registered earlier national trade mark HOTTINGER — Relative ground for refusal — Reference to the national law governing the earlier mark — Rules governing common law actions for passing-off — Article 8(4) and Article 53(1)(c) of Regulation (EC) No 207/2009 (now Article 8(4) and Article 60(1)(c) of Regulation (EU) 2017/1001, respectively))