US Trademark Classification US21 Household and kitchen utensils 清洁用玻璃刮刀（021-4783） Class 21 清洁用玻璃刮刀 021-4783 Chinese 清洁用玻璃刮刀 English Glass scrapers for cleaning purposes Term ID 021-4783 Class 21 Type Goods Status Active · added, not since modified (A) Effective date 2021-07-22 Version 11-2021