EU Trademark Classification EU01 Chemicals Oleic acid for use in the manufacture of ointments Class 01 Oleic acid for use in the manufacture of ointments 3934 用于制造软膏的油酸 Chinese 用于制造软膏的油酸 English Oleic acid for use in the manufacture of ointments Site ref. 3934 Class 01 Included in Harmonised Database (HDB)