US Trademark Classification US09 Scientific and electronic apparatus 手机保护壳（009-6937） Class 09 手机保护壳 009-6937 Chinese 手机保护壳 English Protective cases for mobile phones Term ID 009-6937 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2024-06-06 Version 12-2024