Patent · US Expired

Benzimidazoles and benzoxazoles

US6294564A · kind A · utility

0Cited by
6References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 1, 2000
Grant dateSep 25, 2001
Priority date
Expiry dateNov 1, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D413/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention relates to compounds of formula (I) wherein R1, R2, R3, R4 and Y have the meanings given in the description. Said compounds are novel active bronchial therapeutic agents.

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