6-phenylbenzonaphthyridines
US6936622B2 · kind B2 · utility
12Cited by
1References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 21, 2002 |
| Grant date | Aug 30, 2005 |
| Priority date | — |
| Expiry date | Jul 2, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of the formula (I), in which R1, R2, R3, R4 and R5 have the meanings indicated in the description, are novel effective PDE3/4 Inhibitors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.