3 trademarks were found for owners matching the name Northfield Block Company.
#Classstatus
1 S:77298702
M:HARVARD STONE
O:Northfield Block Company 		19 Dead
2 S:77288197
M:HARVARD PAVER
O:Northfield Block Company, OLDCASTLE APG SOUTH, INC. 		19 Dead
3 S:75666039
M:HARVARD BRIK
O:Northfield Block Company, Trenwyth Industries, Inc. 		19 Dead
Trademark Alertz updated from USPTO on 2030-01-24

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