EU Trademark Classification EU30 Staple foods, coffee, tea and confectionery 海绵蛋糕（54003） Class 30 海绵蛋糕 54003 Chinese 海绵蛋糕 English Sponge cake Site ref. 54003 Class 30 Included in Harmonised Database (HDB), Nice Alphabetical List, TM5 ID List, WIPO Madrid Goods and Services (MGS)