US Trademark Classification US16 Paper and stationery 彩色手工艺砂（016-2735） Class 16 彩色手工艺砂 016-2735 Chinese 彩色手工艺砂 English Coloured art and craft sand Term ID 016-2735 Class 16 Type Goods Status Active · added, not since modified (A) Effective date 2021-05-20 Version 11-2021