US Trademark Classification US16 Paper and stationery 纸质筷套（016-3516） Class 16 纸质筷套 016-3516 Chinese 纸质筷套 English Paper covers for chopsticks Term ID 016-3516 Class 16 Type Goods Status Active · added, not since modified (A) Effective date 2024-03-21 Version 12-2024