US Trademark Classification US29 Meat, fish, dairy and preserved foods 俄式自然发酵酸奶（029-1071） Class 29 俄式自然发酵酸奶 029-1071 Chinese 俄式自然发酵酸奶 English Prostokvasha Spanish Prostokvasha Term ID 029-1071 Class 29 Type Goods Status Active · modified since entry (M) Effective date 2020-01-01 Version 11-2020