Chemistry: molecular biology and microbiology – Carrier-bound or immobilized enzyme or microbial cell;... – Enzyme or microbial cell is immobilized on or in an...
Reexamination Certificate
2011-08-16
2011-08-16
Naff, David (Department: 1657)
Chemistry: molecular biology and microbiology
Carrier-bound or immobilized enzyme or microbial cell;...
Enzyme or microbial cell is immobilized on or in an...
C435S041000, C435S177000, C435S180000
Reexamination Certificate
active
07998716
ABSTRACT:
Disclosed are a method of adhering active enzymes to an inert support, the product produced thereby, and a method of using the enzyme-coated support in enzyme-catalyzed reactions such as the glucose isomerase-catalyzed conversion of glucose to fructose. The method includes the steps of coating an inert support with a cationic copolymer, preferably a polyamine, and most preferably a di-C1-C6-alkylamino-epichlorohydrin copolymer, and then adhering enzyme to the coated support in the absence of any intervening cross-linking agent.
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Danisco US Inc.
Naff David
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