Patent · US Expired

Hypoxathine compounds

US6310205A · kind A · utility

4Cited by
76References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1999
Grant dateOct 30, 2001
Priority date
Expiry dateJan 26, 2019

Classification

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

Abstract

Hypoxanthine compounds of the structure: ##STR1## are disclosed where R.sub.3 and R.sub.8 are as described herein. The compounds are useful as intermediates to compounds providing PDE IV inhibition activity.

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