US Trademark Classification US21 Household and kitchen utensils 金属擦洗垫（021-4677） Class 21 金属擦洗垫 021-4677 Chinese 金属擦洗垫 English Metal scouring pads Term ID 021-4677 Class 21 Type Goods Status Active · added, not since modified (A) Effective date 2020-03-05 Version 11-2020