3 trademarks were found for owners matching the name Duo-Matic-Olsen Inc..
#Classstatus
1 S:73431335
M:ULTRAMAX
O:Duo-Matic-Olsen Inc.
11 Dead
2 S:73233305
M:DM DUO-MATIC

O:Duo-Matic-Olsen, Inc.
11 Dead
3 S:73233306
M:DUO-MATIC
O:Duo-Matic-Olsen, Inc.
11 Dead
Trademark Alertz updated from USPTO on 2030-01-24