4 trademarks were found for owners matching the name Pittsburgh Steel Company.
#Classstatus
1 S:71304343
M:CHIEFTAIN

O:PITTSBURGH STEEL COMPANY
13 Dead
2 S:72188661
M:PITTSBURGH P SEAMLESS

O:PITTSBURGH STEEL COMPANY
13 Dead
3 S:72147756
M:FABRI-BOND
O:National Wire Products Corporation of Md., Pittsburgh Steel Company
12 Dead
4 S:72225506
M:NIZN-COTE
O:PITTSBURGH STEEL COMPANY, THOMAS STEEL STRIP CORPORATION
14 Registered
Trademark Alertz updated from USPTO on 2030-01-24