2 trademarks were found for owners matching the name Grether, Heinz D..
#Classstatus
1 S:78203019
M:OPEN LABS
O:Grether, Heinz D., OPEN LABS, INC.
9, 15 Dead
2 S:78203029
M:OPENSYNTH
O:Grether, Heinz D., OPEN LABS, INC.
9, 15 Dead
Trademark Alertz updated from USPTO on 2030-01-24