3 trademarks were found for owners matching the name Ma Chaoguo.
#Classstatus
1 S:88934506
M:BIOMAG
O:Ma Chaoguo
14 Registered
2 S:88915305
M:BIOMAGNET
O:Ma Chaoguo
14 Dead
3 S:88613466
M:MAGENERGY
O:Ma Chaoguo
14 Registered
Trademark Alertz updated from USPTO on 2030-01-24