US Trademark Classification US17 Rubber and plastics goods 伸缩缝用防火填料（017-1083） Class 17 伸缩缝用防火填料 017-1083 Chinese 伸缩缝用防火填料 English Fire resistant fillers for expansion joints Term ID 017-1083 Class 17 Type Goods Status Active · added, not since modified (A) Effective date 2023-04-20 Version 12-2023