US Trademark Classification US21 Household and kitchen utensils 便当盒（021-1206） Class 21 Lunchboxes 021-1206 便当盒 Chinese 便当盒 English Lunchboxes Spanish Loncheras Term ID 021-1206 Class 21 Type Goods Status Active · added, not since modified (A) Effective date 2007-11-15 Version 09-2007