Patent · US Expired

Remedial agent for neural degeneration

US6727259B2 · kind B2 · utility

4Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 2000
Grant dateApr 27, 2004
Priority date
Expiry dateMar 3, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D473/06
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a therapeutic agent for neurodegenerative disorders, comprising a xanthine derivative represented by formula (I): or a pharmaceutically acceptable salt thereof as an active ingredient wherein X1, X2, R1, R2, R3 and R4 are herein defined.

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