2 trademarks were found for owners matching the name Dong Sung Bio Pharm Co Ltd.
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1 TM: 2243313
Desc: PHONOZEN

Owner: Dong Sung Bio Pharm. co., Ltd.
Class: 5
Status: Registered: Registered/protected
2 TM: 2142597
Desc: EZN

Owner: Dong Sung Bio Pharm. co., Ltd.
Class: 3
Status: Registered: Registered/protected