US Trademark Classification US09 Scientific and electronic apparatus 触屏设备用触控笔（009-6771） Class 09 触屏设备用触控笔 009-6771 Chinese 触屏设备用触控笔 English Styluses for touch screen devices Term ID 009-6771 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2024-01-01 Version 12-2024