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Inventor

Yongzhe Xiang

Inventor
Chengdu, CN

Overview

3→
Patents
2016–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes30%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations30%
C07DHeterocyclic compounds30%
C07BGeneral methods of organic chemistry10%
PatentTitleYear
10,537,555Complex of angiotensin receptor antagonist and neutral endopeptidase inhibitor20209,815,833'Pyridine derivative and medical use thereof'20179,255,098'Xanthine derivative'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to CHENGDU EASTON PHARMACEUTICAL (1)· patent assignee history
2016–2020Based in Chengdu, CN· patent location history
2017–2020Patents assigned to CHENGDU EASTON BIOPHARMACEUTICALS CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHENGDU EASTON BIOPHARMACEUTICALS CO LTD22017–2020
CHENGDU EASTON PHARMACEUTICAL12016
Locations
LocationPatentsSpan
Chengdu, CN32016–2020