Inventor · disambiguated record
Qingzhong Cheng
Also filed as: CHENG QINGZHONG
2 granted patents·1 pending application·2 citations·filing 2011–2017
42Inventor score
Technology areasC07H
Top patents by PatentIndex Score
3 records- 0168US9260469B2Method of preparation of antiviral compounds and useful intermediates thereofWANG YANLING·Filed 2011·Granted Feb 16, 2016·2 cites·15 claims
- 0249US9573971B2Method of preparation of antiviral compounds and useful intermediates thereofCONTRAVIR PHARMACEUTICALS INC·Filed 2016·Granted Feb 21, 2017·0 cites·19 claims
- 0346US2017114087A1Method of preparation of antiviral compounds and useful intermediates thereofCONTRAVIR PHARMACEUTICALS INC·Filed 2017·Application pending·0 cites
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