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Inventor

Chengjun Huang

Inventor
Shanghai, CN

Overview

2→
Patents
2016–2019
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.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes17%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations17%
C07BGeneral methods of organic chemistry17%
C07CAcyclic or carbocyclic compounds17%
C07DHeterocyclic compounds17%
C07JSteroids17%
PatentTitleYear
10,294,219Ledipasvir crystal form and preparation method thereof20199,522,934'Acetatic abiraterone trifluoroacetate and preparation method and application of same'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to JIANGSU CDYMAX PHARMACEUTICALS CO LTD (1)· patent assignee history
2016Patents assigned to SHANGHAI ACEBRIGHT PHARMACEUTICALS GROUP CO LTD (1)· patent assignee history
2016Patents assigned to SHANGHAI CDYMAX PHARMACEUTICALS CO LTD (1)· patent assignee history
2016–2019Based in Shanghai, CN· patent location history
2019Patents assigned to SHANGHAI FOREFRONT PHARMACEUTICAL CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JIANGSU CDYMAX PHARMACEUTICALS CO LTD12016
SHANGHAI ACEBRIGHT PHARMACEUTICALS GROUP CO LTD12016
SHANGHAI CDYMAX PHARMACEUTICALS CO LTD12016
SHANGHAI FOREFRONT PHARMACEUTICAL CO LTD12019
Locations
LocationPatentsSpan
Shanghai, CN22016–2019