US Trademark Classification US30 Staple foods, coffee, tea and confectionery 冷冻三明治（030-2912） Class 30 冷冻三明治 030-2912 Chinese 冷冻三明治 English Frozen sandwiches Term ID 030-2912 Class 30 Type Goods Status Active · added, not since modified (A) Effective date 2025-07-03 Version 12-2025