US Trademark Classification US16 Paper and stationery 文件用修正液（016-1327） Class 16 文件用修正液 016-1327 Chinese 文件用修正液 English Correction fluids for documents Term ID 016-1327 Class 16 Type Goods Status Active · added, not since modified (A) Effective date 2004-07-20 Version 08-2002