Patent · US Expired

Serotonergic agents

US6586436B2 · kind B2 · utility

6Cited by
1References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 14, 2002
Grant dateJul 1, 2003
Priority date
Expiry dateAug 14, 2022

Classification

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

Abstract

Novel piperazine derivatives are provided having the formula wherein R1 is cyano, nitro, trifluoromethyl or halogen, or pharmaceutically acceptable acid addition salts thereof, which are useful as 5-HT1A receptor antagonists.

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