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Inventor

Xianguo Zhao

Inventor
Shanghai, CN

Overview

2→
Patents
2016
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary
C07DHeterocyclic compounds50%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
C07BGeneral methods of organic chemistry25%
PatentTitleYear
9,527,849'Salt and polymorph of pyrazolopyrimidinone compound, and pharmaceutical composition containing the same, preparation method and use thereof'20169,376,410'(2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone and preparation method and use thereof'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to TOPHARMAN SHANGHAI CO LTD (2)· patent assignee history
2016Patents assigned to JIANG HUALIANG (1)· patent assignee history
2016Patents assigned to JIANG XIANGRUI (1)· patent assignee history
2016Patents assigned to LI JIANFENG (1)· patent assignee history
2016Patents assigned to LIU ZHENG (1)· patent assignee history
2016Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOPHARMAN SHANGHAI CO LTD22016
JIANG HUALIANG12016
JIANG XIANGRUI12016
LI JIANFENG12016
LIU ZHENG12016
Locations
LocationPatentsSpan
Shanghai, CN22016