2 trademarks were found for owners matching the name I. S. I. Group, Inc..
#Classstatus
1 S:74370152
M:INFRASOFT

O:I. S. I. Group, Inc., MINE SAFETY APPLIANCES COMPANY
9 Dead
2 S:73336732
M:VIDEOTHERM

O:I.S.I. Group, Inc.
9 Dead
Trademark Alertz updated from USPTO on 2030-01-24