EU Trademark Classification EU03 Cosmetics and cleaning preparations 牙齿漂白凝胶（7453） Class 03 Gels (Dental bleaching -) 7453 牙齿漂白凝胶 Chinese 牙齿漂白凝胶 English Gels (Dental bleaching -) Site ref. 7453 Class 03 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)