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David W. Ziettlow
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Midland, MI, US
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last 30 patents
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Patent Grant
Method of removing alkylene halogenohydrin from cellulose ether
Patent number
9,156,919
Issue date
Oct 13, 2015
Dow Global Technologies LLC
Richard A. Engelman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Preparation of polymorphically pure terfenadine
Patent number
4,742,175
Issue date
May 3, 1988
Merrell Dow Pharmaceuticals Inc.
Timothy G. Fawcett
C07 - ORGANIC CHEMISTRY
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last 30 patents
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Patent Application
METHOD OF REMOVING ALKYLENE HALOGENOHYDRIN FROM CELLULOSE ETHER
Publication number
20140148591
Publication date
May 29, 2014
Dow Global Technologies LLC
Richard A Engleman
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...