Pyrazolo[3,4-d]pyrimidine compounds
US7964607B2 · kind B2 · utility
30Cited by
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13Claims
0Family size
Assignee
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Key dates
| Filing date | May 9, 2008 |
| Grant date | Jun 21, 2011 |
| Priority date | — |
| Expiry date | Nov 22, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides PDE9-inhibiting compounds of Formula (I),and pharmaceutically acceptable salts thereof, wherein R, R1, R2 and R3 are as defined herein. Pharmaceutical compositions containing the compounds of Formula I, and uses thereof in treating neurodegenerative and cognitive disorders, such as Alzheimer's disease and schizophrenia, are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.