US Trademark Classification US21 Household and kitchen utensils 斑点玻璃（021-48） Class 21 斑点玻璃 021-48 Chinese 斑点玻璃 English Speckled glass Spanish Vidrio moteado Term ID 021-48 Class 21 Type Goods Status Active · added, not since modified (A) Effective date 1991-04-02 Version 07-1997