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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 |
| 7947824 | Process for preparing purine nucleosides The present invention for the stereoselective preparation of 2-deoxy-β-D-adenine nucleosides wherein a blocked 2-deoxy-α-D-arabinofuranosyl halide is coupled with the salt of an adenine derivative. ... | 05/24/2011 |
| 7528247 | Process for preparing purine nucleosides The present invention for the stereoselective preparation of 2-deoxy-β-D-adenine nucleosides wherein a blocked 2-deoxy-α-D-arabinofuranosyl halide is coupled with the salt of an adenine derivative. ... | 05/05/2009 |
| 6797838 | Process for preparing homophthalate derivatives The present invention provides a process for the preparation of homophthlate esters useful in the preparation of homophthalic anhydride reactants. ... | 09/28/2004 |
| 6680382 | Process for preparing purine nucleosides The present invention provides for the preparation ଲ-adenine nucleosides by coupling an adenine derivative containing an unprotected exocyclic amino group at the C-6 position and a blocked arabinofuranosyl derivative, in the presence of a base and s... | 01/20/2004 |
| 6664401 | Process for preparing isocoumarins The present invention provides a process from preparing isocoumarin-3-yl derivatives comprising reacting a homophthalic anhydride derivative with a carbonyl compound, wherein the carbonyl group is substituted with an acyl activating group, in the presence... | 12/16/2003 |
