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Phosphorylated polymer dispersants for inks
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Patent number 6,433,117
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Issue date Aug 13, 2002
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E. I. Du Pont de Nemours and Company
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Sheau-Hwa Ma
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Shoe lasting adhesive
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Patent number 5,859,093
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Issue date Jan 12, 1999
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E. I. Du Pont de Nemours and Company
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Edward McBride
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Sulfonation process
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Patent number 5,117,041
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Issue date May 26, 1992
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E. I. Du Pont de Nemours and Company
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Edward F. McBride
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Well treatment process
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Patent number 4,957,165
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Issue date Sep 18, 1990
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Conoco Inc.
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Lisa A. Cantu
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E21 - EARTH DRILLING MINING
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