US Trademark Classification US02 Paints and varnishes 油墨增稠剂（002-576） Class 02 油墨增稠剂 002-576 Chinese 油墨增稠剂 English Thickeners for inks Term ID 002-576 Class 02 Type Goods Status Active · added, not since modified (A) Effective date 2020-03-05 Version 11-2020