Patent · US Expired

Solid-state montelukast

US7553853B2 · kind B2 · utility

3Cited by
11References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 2004
Grant dateJun 30, 2009
Priority date
Expiry dateMar 26, 2026

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A solid form of a compound of formula 1:is provided. The compound of formula 1 can be obtained in solid state by precipitation from a solution containing the same. The compound is useful as leukotriene antagonist and can be formulated into a pharmaceutical composition that also includes a pharmaceutically acceptable excipient.

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