Benzo[a]pyrano[3,2-h]acridin-7-one compounds
US7276512B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Jun 18, 2004 |
| Grant date | Oct 2, 2007 |
| Priority date | — |
| Expiry date | Jan 25, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D491/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound selected from those of formula (I):wherein:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.