Substituted dihydrobenzofuran-based phosphodiesterase 4 inhibitors useful for treating airway disorders
US6054475A · kind A · utility
10Cited by
4References
15Claims
0Family size
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Inventors
Key dates
| Filing date | Apr 16, 1999 |
| Grant date | Apr 25, 2000 |
| Priority date | — |
| Expiry date | Apr 16, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/65517
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of formula (I) ##STR1## and the salts of these compounds, are efficacious PDE (phosphodiesterase) inhibitors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.