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Inventor

Zhongke CHEN

Inventor
CN

Overview

1→
Patents
2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes25%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
C07BGeneral methods of organic chemistry25%
C07DHeterocyclic compounds25%
PatentTitleYear
11,155,534EGFR inhibitor free base or acid salt polycrystalline form, preparation method therefor, and application2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to JIANGSU HANSOH PHARMACEUTICAL GROUP CO LTD (1)· patent assignee history
2021Patents assigned to SHANGHAI HANSOH BIOMEDICAL CO LTD (1)· patent assignee history
2021Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JIANGSU HANSOH PHARMACEUTICAL GROUP CO LTD12021
SHANGHAI HANSOH BIOMEDICAL CO LTD12021
Locations
LocationPatentsSpan
CN12021