2 trademarks were found for owners matching the name Hangzhou Greatstar Industrial Co Ltd.
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1 TM: 2270609
Desc: PONY

Owner: HANGZHOU GREATSTAR INDUSTRIAL CO., LTD.
Class: 20
Status: Registered: Registered/protected
2 TM: 2189704
Desc: WORKPRO

Owner: HANGZHOU GREATSTAR INDUSTRIAL CO., LTD.
Class: 6, 7, 8, 9, 11, 12, 17, 18, 20, 21
Status: Registered: Registered/protected