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Inventor

Chunsheng Qiao

Inventor
Jiangsu, CN

Overview

2→
Patents
2013–2017
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%
A61KPreparations for medical, dental or toiletry purposes17%
C07BGeneral methods of organic chemistry17%
C07DHeterocyclic compounds17%
C07KPeptides17%
PatentTitleYear
9,657,017'Crystal form of (R)-praziquantel and preparation method and application thereof'20178,361,971'Tablet formulation of ezatiostat'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to LUM ROBERT T (1)· patent assignee history
2013Patents assigned to PARENT STEPHAN D (1)· patent assignee history
2013Patents assigned to QIAO CHUNSHENG (1)· patent assignee history
2013Patents assigned to SCHOW STEVEN R (1)· patent assignee history
2013Patents assigned to TELIK INC (1)· patent assignee history
2013Based in Redwood City, CA, US· patent location history
2017Based in Jiangsu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LUM ROBERT T12013
PARENT STEPHAN D12013
QIAO CHUNSHENGself12013
SCHOW STEVEN R12013
TELIK INC12013
Locations
LocationPatentsSpan
Jiangsu, CN12017
Redwood City, California, US12013