Patent · US Active

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

US11958838B2 · kind B2 · utility

0Cited by

2References

11Claims

0Family size

Assignee

Hutchmed Limited · CN

Inventors

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

Key dates

Filing date	May 20, 2021
Grant date	Apr 16, 2024
Priority date	—
Expiry date	Jul 26, 2041

Classification

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

Abstract

Crystalline forms of compound 6-(6,7-dimethoxyquinazolin-4-yloxy)-N,2-dimethylbenzofuran-3-carboxamide, pharmaceutical compositions and the methods of preparation and the use thereof.

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