2 trademarks were found for owners matching the name Petroleum Quality Institute Of America.
#Classstatus
1 S:87647197
M:CERTIFIED SYNTHETIC
O:Petroleum Quality Institute Of America
35 Dead
2 S:85932747
M:PETROLEUM QUALITY INSTITUTE OF AMERICA PQIA

O:Petroleum Quality Institute Of America
42 Registered
Trademark Alertz updated from USPTO on 2030-01-24