Case T-677/19: Judgment of the General Court of 23 September 2020 — Polfarmex v EUIPO — Kaminski (SYRENA) (EU trade mark — Revocation proceedings — EU word mark SYRENA — Genuine use of the mark — Extent of use — Proof of use — Articles 18(1) and 58(1)(a) and (2) of Regulation (EU) 2017/1001 — Duty to state reasons — First sentence of Article 94(1) of Regulation 2017/1001)