US Trademark Classification US30 Staple foods, coffee, tea and confectionery Muffins Class 30 Muffins 030-1257 玛芬蛋糕 Chinese 玛芬蛋糕 English Muffins Spanish Muffins Term ID 030-1257 Class 30 Type Goods Status Active · added, not since modified (A) Effective date 1991-04-02 Version 07-1997