2 trademarks were found for owners matching the name Li, Youchang.
#Classstatus
1 S:98151942
M:HLCM

O:Li, Youchang
20 Pending
2 S:97316632
M:HLCM
O:Li, Youchang
28 Dead
Trademark Alertz updated from USPTO on 2030-01-24