4 trademarks were found for owners matching the name PORTER, W. DUNCAN.
#Classstatus
1 S:74177190
M:CALIFORNIA ROMANCE

O:PORTER, W. DUNCAN
33 Dead
2 S:74177191
M:CALIFORNIA ROMANCE

O:PORTER, W. DUNCAN
33 Dead
3 S:74177192
M:CALIFORNIA ROMANCE

O:PORTER, W. DUNCAN
33 Dead
4 S:73452517
M:BEERBARON

O:Porter; W. Duncan
8 Dead
Trademark Alertz updated from USPTO on 2030-01-24