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Inventor

Xifu Liang

Inventor
Ballerup, DK

Overview

6→
Patents
2006–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 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 preparations32%
C07DHeterocyclic compounds32%
A61KPreparations for medical, dental or toiletry purposes26%
C07CAcyclic or carbocyclic compounds11%
PatentTitleYear
11,065,257Substituted pyrazoloazepin-4-ones and their use as phosphodiesterase inhibitors202110,906,915Substituted pyrazoloazepin-4-ones and their use as phosphodiesterase inhibitors202110,793,580Substituted pyrazoloazepin-8-ones and their use as phosphodiesterase inhibitors20208,350,026'VEGF-2 receptor and protein tyrosine kinase inhibitors and pharmaceutical use thereof'20137,977,387'Aminobenzophenone compounds'20117,034,015'Aminobenzoephenones'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2021Patents assigned to LEO PHARMA AS (6)· patent assignee history
2006Based in Frederiksberg, DK· patent location history
2011–2013Based in Glostrup, DK· patent location history
2013Patents assigned to FELDING JAKOB (1)· patent assignee history
2013Patents assigned to HORNEMAN ANNE MARIE (1)· patent assignee history
2013Patents assigned to LARSEN JENS CHRISTIAN HOEJLAND (1)· patent assignee history
2013Patents assigned to LIANG XIFU (1)· patent assignee history
2020–2021Based in Ballerup, DK· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LEO PHARMA AS62006–2021
FELDING JAKOB12013
HORNEMAN ANNE MARIE12013
LARSEN JENS CHRISTIAN HOEJLAND12013
LIANG XIFUself12013
Locations
LocationPatentsSpan
Ballerup, DK32020–2021
Glostrup, DK22011–2013
Frederiksberg, DK12006