2 trademarks were found for owners matching the name Jiahao Ou.
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1 TM: 2472818
Desc: MACHOROOL
Owner: JiaHao Ou
Class: 7
Status: Accepted: Awaiting advertisement
2 TM: 2418020
Desc: FINDBUY TOOL
Owner: JiaHao Ou
Class: 7
Status: Registered: Registered/protected