Serotonergic agents
US6469007B2 · kind B2 · utility
6Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2001 |
| Grant date | Oct 22, 2002 |
| Priority date | — |
| Expiry date | Nov 13, 2021 |
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.