Patent · US Active

Pyrazolo[4,3-d]pyrimidines as phosphodiesterase inhibitors

US8097621B2 · kind B2 · utility

7Cited by
14References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 2009
Grant dateJan 17, 2012
Priority date—
Expiry dateNov 17, 2029

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/04
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention relates to compounds of formula (I)

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