Inventor

Duan Liu

Inventor
Arlington, MA, US

Overview

8→
Patents
2009–2016
Patent span
Chemistry
Primary field (CPC C)

Patents· 8 as inventor

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

C07Dprimary
C07DHeterocyclic compounds41%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations35%
A61KPreparations for medical, dental or toiletry purposes6%
C07BGeneral methods of organic chemistry6%
C07CAcyclic or carbocyclic compounds6%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009Based in State College, PA, US· patent location history
2013–2016Patents assigned to LIU DUAN (7)· patent assignee history
2013–2016Patents assigned to MERCK SHARP & DOHME (7)· patent assignee history
2013–2016Patents assigned to SIDDIQUI M ARSHAD (5)· patent assignee history
2013–2016Patents assigned to ZHAO LIANYUN (5)· patent assignee history
2013–2016Patents assigned to MANDAL AMIT K (4)· patent assignee history
2013–2016Based in Arlington, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIU DUANself72013–2016
MERCK SHARP & DOHME72013–2016
SIDDIQUI M ARSHAD52013–2016
ZHAO LIANYUN52013–2016
MANDAL AMIT K42013–2016
Locations
LocationPatentsSpan
Arlington, Massachusetts, US72013–2016
State College, Pennsylvania, US12009