US Trademark Classification US21 Household and kitchen utensils 瓜挖球器（021-520） Class 21 瓜挖球器 021-520 Chinese 瓜挖球器 English Melon ballers Spanish Sacabolas de melón Term ID 021-520 Class 21 Type Goods Status Active · added, not since modified (A) Effective date 1999-04-12 Version 07-1997