4 trademarks were found for owners matching the name Greenstone Ventures, Inc..
#Classstatus
1 S:86012191
M:VON GUTENBERG
O:Greenstone Ventures, Inc.
9, 35, 41 Dead
2 S:85612374
M:GREENSTONE VENTURES
O:Greenstone Ventures, Inc.
16 Dead
3 S:85612456
M:VON GUTENBERG
O:Greenstone Ventures, Inc.
16, 41, 42 Dead
4 S:77594557
M:MARQUIS
O:Greenstone Ventures, Inc.
9, 16, 41 Dead
Trademark Alertz updated from USPTO on 2030-01-24