2 trademarks were found for owners matching the name Changwen Liu.
#Classstatus
1 S:90685893
M:OVORSEA
O:Changwen Liu
25 Registered
2 S:90418080
M:WUMUTI
O:Changwen Liu, WEN, QINGQIANG
11 Registered
Trademark Alertz updated from USPTO on 2030-01-24