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Ellen Rennwant
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North Tarrytown, NY, US
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last 30 patents
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Patent Grant
Hydroxyethyl cellulose derivatives containing pendant (meth)acryloy...
Patent number
5,157,093
Issue date
Oct 20, 1992
Ciba-Geigy Corporation
Paul Harisiades
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...