4-aminopyrazolo(3-,4-D)pyrimidine and 4-aminopyrazolo-(3,4-D)pyridine tyrosine kinase inhibitors
US5593997A · kind A · utility
244Cited by
1References
16Claims
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Key dates
| Filing date | May 23, 1995 |
| Grant date | Jan 14, 1997 |
| Priority date | — |
| Expiry date | May 23, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Certain 4-aminopyrazolo[3,4-d]pyrimidine compounds, and their pharmaceutically-acceptable salts and prodrugs, are inhibitors of tyrosine kinase enzymes and are useful for immunoregulation and for the treatment of cancer, angiogenesis and atherosclerosis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.