2 trademarks were found for owners matching the name Yu, Changsong.
#Classstatus
1 S:98559622
M:YUCSAWJK

O:Yu, Changsong
14 Pending
2 S:97318558
M:ZEONTEC
O:Chen Fanghao, Yu Changsong
12 Registered
Trademark Alertz updated from USPTO on 2030-01-24