Case T-575/21: Judgment of the General Court of 29 March 2023 — Tinnus Enterprises v EUIPO — Mystic Products and Koopman International (Fluid distribution equipment) (Community design — Invalidity proceedings — Registered Community design representing fluid distribution equipment — Ground for invalidity — Non-compliance with requirements for protection — Article 25(1)(b) of Regulation (EC) No 6/2002 — Features of appearance of a product solely dictated by its technical function — Article 8(1) of Regulation No 6/2002)