US Trademark Classification US02 Paints and varnishes 还原染料（002-403） Class 02 Vat dyes 002-403 还原染料 Chinese 还原染料 English Vat dyes Spanish Tintes de tina Term ID 002-403 Class 02 Type Goods Status Active · added, not since modified (A) Effective date 2013-10-17 Version 10-2013