3 trademarks were found for owners matching the name Hangzhou Sino Holding Chemicals Co Ltd.
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1 TM: 1892655
Desc: VISCOGEL

Owner: HANGZHOU SINO-HOLDING CHEMICALS CO., LTD
Class: 1
Status: Cancelled: Cancelled at the request of IB
2 TM: 1620329
Desc: FRGEL

Owner: HANGZHOU SINO-HOLDING CHEMICALS CO., LTD.
Class: 1
Status: Protected: Registered/protected
3 TM: 1620332
Desc: SUPBENT

Owner: HANGZHOU SINO-HOLDING CHEMICALS CO., LTD.
Class: 1
Status: Protected: Registered/protected