2 trademarks were found for owners matching the name PETRO STONE INDUSTRIES, LLC.
#Classstatus
1 S:74325100
M:ARMSTONE
O:Permagrain Products, Inc., PETRO STONE INDUSTRIES, LLC
19 Dead
2 S:73319871
M:PERMABRICK
O:PermaGrain Products, Inc., PETRO STONE INDUSTRIES, LLC
19 Dead
Trademark Alertz updated from USPTO on 2030-01-24