3 trademarks were found for owners matching the name HOFFMAN BROTHERS DRILLING COMPANY.
#Classstatus
1 S:72148186
M:GLACERAM
O:HOFFMAN BROTHERS DRILLING COMPANY
23 Dead
2 S:72148187
M:METORAM
O:HOFFMAN BROTHERS DRILLING COMPANY
23 Dead
3 S:72148188
M:REFRACTORAM
O:HOFFMAN BROTHERS DRILLING COMPANY
23 Dead
Trademark Alertz updated from USPTO on 2030-01-24