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| Number | Title | Issue Date |
| 7597804 | Optically active support materials, their method of preparation and their uses This invention relates to optically active support materials which include one or more esters and/or one or more carbamates and/or one or more mixed ester and carbamate compounds of polysaccharide or oligosaccharide, and an organic and/or inorganic substrate. ... | 10/06/2009 |
