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...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7709448 | Prodrugs of 5-amino-3-(3′-deoxy-β-D-ribofuranosyl)-thiazolo[4,5-]pyrimidin-2,7-dione The invention is directed to 5-amino-3-(3′-deoxy-β-D-ribofuranosyl)-thiazolo[4,5-d]pyrimidin-2,7-dione prodrugs, whose metabolized parent compound has immunomodulatory activity. The invention also relates to the therapeutic use of such prodrugs and pharmaceutical... | 05/04/2010 |
| 7528115 | Carbonate and carbamate prodrugs of thiazolo[4,5-]pyrimidines The invention is directed to carbonate and carbamate prodrugs of thiazolo[4,5-d]pyrimidine compounds, whose metabolized parent compound has immunomodulatory activity. The invention also relates to the therapeutic use of such prodrugs and pharmaceutical compositions ... | 05/05/2009 |
| 7462611 | Pyrro[1,2-b]pyridazinone compounds The invention is directed to pyrro[1,2-b]pyridazinone compounds of Formula I and pharmaceutical compositions containing such compounds that are useful in treating infections by hepatitis C virus: wherein R4 is se... | 12/09/2008 |
