4 trademarks were found for owners matching the name Charles D. Welker.
#Classstatus
1 S:87078242
M:CELLTECH
O:Charles D. Welker
1, 37, 40 Dead
2 S:87078804
M:CELLTECH

O:Charles D. Welker
1, 37, 40 Dead
3 S:87975289
M:CELLTECH

O:Charles D. Welker
7 Dead
4 S:87975290
M:CELLTECH
O:Charles D. Welker
7 Dead
Trademark Alertz updated from USPTO on 2030-01-24