2 trademarks were found for owners matching the name John Tien Tsung Ou.
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1 TM: 898134
Desc: cubix
Owner: John Tien-Tsung Ou
Class: 42
Status: Lapsed: Registration fee not paid on time
2 TM: 1003769
Desc: visionary forces
Owner: John Tien-Tsung Ou, , , Visionary Forces Pty Ltd
Class: 42
Status: Removed
Not renewed: Renewal fee not paid