2 trademarks were found for owners matching the name Hollenberg, John.
#Classstatus
1 S:88255814
M:AMTBER PRODUCTS THE ORIGINAL SAG-O-METER FOR YOUR FUN-O-METER

O:Hollenberg, John
8 Dead
2 S:88255896
M:S.A.G. CARD SUSPENSION ADJUSTMENT GAGUE
O:Hollenberg, John
8 Registered
Trademark Alertz updated from USPTO on 2030-01-24