Inventor

Jian Xu

Inventor
Beijing, CN

Overview

6→
Patents
1995–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 as inventor

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

C07Kprimary
C07KPeptides25%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations15%
C12NMicroorganisms or enzymes15%
A61KPreparations for medical, dental or toiletry purposes10%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
B01DSeparation5%
C02FTreatment of water, waste water, sewage, or sludge5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1998Patents assigned to US ARMY (2)· patent assignee history
1995–2018Based in Beijing, CN· patent location history
2017Patents assigned to CHILDREN'S MEDICAL CENTER CORP (1)· patent assignee history
2017–2019Based in Plano, TX, US· patent location history
2018Patents assigned to BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP (1)· patent assignee history
2018Patents assigned to CHINA PETROLEUM & CHEM CORP (1)· patent assignee history
2019Patents assigned to CHILDRENS MEDICAL CT CORP (1)· patent assignee history
2019Based in Nanjing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
US ARMY21995–1998
BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP12018
CHILDREN'S MEDICAL CENTER CORP12017
CHILDRENS MEDICAL CT CORP12019
CHINA PETROLEUM & CHEM CORP12018
Locations
LocationPatentsSpan
Beijing, CN31995–2018
Plano, Texas, US22017–2019
Nanjing, CN12019