Piperazine CCR-3 receptor antagonists
US6906073B2 · kind B2 · utility
4Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2002 |
| Grant date | Jun 14, 2005 |
| Priority date | — |
| Expiry date | Jan 17, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/24
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides compounds of Formula (I): wherein: R1-R4, A, L, and X have any of the values defined in the specification that are CCR-3 receptor antagonists, pharmaceutical compositions containing them, methods for their use, and methods and intermediates useful for preparing them.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.