3 trademarks were found for owners matching the name Du, Yufeng.
#Classstatus
1 S:98460120
M:WFJOPR
O:Du, Yufeng
29 Pending
2 S:90868228
M:DIAMONDSHARP

O:Du, Yufeng
7 Registered
3 S:90868243
M:DIAMONDSHARP

O:Du, Yufeng
8 Registered
Trademark Alertz updated from USPTO on 2030-01-24