US Trademark Classification US02 Paints and varnishes 普鲁士蓝（002-161） Class 02 普鲁士蓝 002-161 Chinese 普鲁士蓝 English Prussian blue Spanish azul de Prusia Term ID 002-161 Class 02 Type Goods Status Active · added, not since modified (A) Effective date 2004-07-20 Version 08-2002