US Trademark Classification US29 Meat, fish, dairy and preserved foods 酸奶油（029-47） Class 29 酸奶油 029-47 Chinese 酸奶油 English Sour cream Spanish CCrea agria Term ID 029-47 Class 29 Type Goods Status Active · added, not since modified (A) Effective date 1991-04-02 Version 07-1997