US Trademark Classification US21 Household and kitchen utensils 松饼烤盘（021-4515） Class 21 松饼烤盘 021-4515 Chinese 松饼烤盘 English Muffin pans Term ID 021-4515 Class 21 Type Goods Status Active · added, not since modified (A) Effective date 2018-08-23 Version 11-2018