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US Trademark Classification

Electrochromic glass, not for building 021-4939

电致变色玻璃(非建筑用)

Chinese 电致变色玻璃(非建筑用)
English Electrochromic glass, not for building
Spanish vidrio electrocrómico, no destinado a la construcción
Term ID
021-4939
Class
21
Type
Goods
Status
Active · added, not since modified (A)
Effective date
2023-01-01
Version
12-2023

Official English notes

Electrochromic glass is glass that changes from clear to opaque based upon its connection to electricity and an electrical charge through the glass.