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last 30 patents
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Patent Grant
Low molecular weight branched polyamines for delivery of biological...
Patent number
9,109,087
Issue date
Aug 18, 2015
International Business Machines Corporation
Wei Cheng
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Branched polyamines for delivery of biologically active materials
Patent number
8,703,197
Issue date
Apr 22, 2014
International Business Machines Corporation
Wei Cheng
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Patents Applications
last 30 patents
Information
Patent Application
BRANCHED POLYAMINES FOR DELIVERY OF BIOLOGICALLY ACTIVE MATERIALS
Publication number
20140080215
Publication date
Mar 20, 2014
Agency for Science, Technology and Research
Wei Cheng
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
LOW MOLECULAR WEIGHT BRANCHED POLYAMINES FOR DELIVERY OF BIOLOGICAL...
Publication number
20140073048
Publication date
Mar 13, 2014
Agency for Science, Technology and Research
Wei Cheng
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...