Patent · US Expired

Quinuclidine derivatives and their use as muscarinic m3 receptor antagonists

US7723356B2 · kind B2 · utility

2Cited by
0References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 2005
Grant dateMay 25, 2010
Priority date
Expiry dateNov 23, 2025

Classification

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

Abstract

Compounds of Formula (I); in salt or zwitterionic form wherein R1, R2, R3 and R4 have the meanings as indicated in the specification, are useful for treating conditions that are mediated by the muscarinic M3 receptor, especially inflammatory or obstructive airways diseases. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.

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