US Trademark Classification US16 Paper and stationery 纸板比萨盒（016-3144） Class 16 纸板比萨盒 016-3144 Chinese 纸板比萨盒 English Pizza boxes of cardboard Term ID 016-3144 Class 16 Type Goods Status Active · added, not since modified (A) Effective date 2021-07-01 Version 11-2021