4 trademarks were found for owners matching the name SINPO OPTICAL CO., LTD..
#Classstatus
1 S:75681679
M:QFOTO

O:SINPO OPTICAL CO., LTD.
9 Dead
2 S:75476466
M:SINPO
O:SINPO OPTICAL CO., LTD., SKANHEX TECHNOLOGY INC.
9 Dead
3 S:75110565
M:GENIE

O:SINPO OPTICAL CO., LTD.
9 Dead
4 S:74026577
M:SINPO
O:SINPO OPTICAL CO., LTD.
9 Dead
Trademark Alertz updated from USPTO on 2030-01-24