5 trademarks were found for owners matching the name KELLER, DAVID K..
#Classstatus
1 S:88011099
M:ISOTEK

O:Keller, David K.
5 Dead
2 S:85904508
M:MICROMINDFULNESS
O:Keller, David K.
41 Dead
3 S:75560692
M:ISOTEK
O:KELLER, DAVID K.
41 Dead
4 S:75384156
M:DIABETIMULTI
O:KELLER, DAVID K.
5 Dead
5 S:75160325
M:ISOTEK
O:ISOTEK ENTERPRISES, INC, KELLER, DAVID K.
5 Dead
Trademark Alertz updated from USPTO on 2030-01-24