Patent · US Active

Crystalline forms of 6-((6,7-dimethoxyquinazolin-4-yl)oxy)-N,2-dimethylbenzofuran-3-carboxamide

US10519142B2 · kind B2 · utility

2Cited by

0References

20Claims

0Family size

Assignee

HUTCHISON MEDIPHARMA LIMITED · CN

Inventors

Zhenping Wu · Shanghai, CN
Wenji Li · Shanghai, CN
Yuping Chu · Wujiang, CN

Key dates

Filing date	Sep 7, 2015
Grant date	Dec 31, 2019
Priority date	—
Expiry date	Sep 7, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07B2200/13
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates to the pharmaceutical field, provides novel crystalline forms, solvates and the crystalline forms thereof of compound 6-((6,7-dimethoxyquinazolin-4-yl)oxy)-N,2-dimethylbenzofuran-3-carboxamide, pharmaceutical compositions, as well as the methods of preparation and the use thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.