Patent · US Expired

Phosphodiesterase 4 inhibitors, including aminoindazole and aminobenzofuran analogs

US7153871B2 · kind B2 · utility

2Cited by
42References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2003
Grant dateDec 26, 2006
Priority date
Expiry dateMay 5, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

PDE4 inhibition is achieved by novel compounds, e.g., aminoindazole and aminobenzofuran analogs. The compounds of the present invention are of Formulas I and II:wherein R1, R2, R3, R4, R7 and R8 are as defined herein.

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