2 trademarks were found for owners matching the name Yijun Sun.
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1 TM: 1877621
Desc: AUSTAR
Owner: Yijun Sun
Class: 37, 39, 45
Status: Registered: Registered/protected
2 TM: 1696735
Desc: AUSTAR
Owner: Yijun Sun
Class: 35, 36, 41, 45
Status: Lapsed: Not accepted