US Trademark Classification US16 Paper and stationery 笔帽橡皮（016-3128） Class 16 笔帽橡皮 016-3128 Chinese 笔帽橡皮 English Cap erasers Term ID 016-3128 Class 16 Type Goods Status Active · added, not since modified (A) Effective date 2021-07-01 Version 11-2021