Phosphodiesterase 4 inhibitors
US7342021B2 · kind B2 · utility
0Cited by
17References
68Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2002 |
| Grant date | Mar 11, 2008 |
| Priority date | — |
| Expiry date | Feb 8, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
PDE4 inhibition is achieved by novel compounds of the Formula I:wherein R1 and R2 are as defined herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.