US Trademark Classification US01 Chemicals 工业用异丙醇（001-2253） Class 01 工业用异丙醇 001-2253 Chinese 工业用异丙醇 English Isopropanol for industrial purposes Term ID 001-2253 Class 01 Type Goods Status Active · added, not since modified (A) Effective date 2021-01-21 Version 11-2021