Patent · US Expired

6-aryl pyrazolo 3,4-d! pyrimidin-4-ones and compositions and methods of use thereof

US5958929A · kind A · utility

9Cited by
8References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 1998
Grant dateSep 28, 1999
Priority date—
Expiry dateJan 30, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P9/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

6-Aryl pyrazolo3,4-d!pyrimidin-4-one derivatives, pharmaceutical compositions containing them and methods for effecting c-GMP-phosphodiesterase inhibition and for treating heart failure and/or hypertension.

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