Case T-84/21: Judgment of the General Court of 1 December 2021 — Jieyang Defa Industry v EUIPO — Mattel (Doll’s Head) (Community design — Invalidity proceedings — Registered Community design representing a doll’s head — Earlier design — Ground for invalidity — No individual character — Degree of freedom of the designer — No different overall impression — Articles 6 and 25(1)(b) of Regulation (EC) No 6/2002)