The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 21, 1984
Filed:
Nov. 20, 1981
Applicant:
Inventors:
Assignee:
Tanabe Seiyaku Co., Ltd., , JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
435178 ; 435179 ; 435182 ;
Abstract
An immobilized enzymatic active substance having an improved stability of enzymatic activity is prepared which comprises an enzymatic active substance such as microbial cells entrapped within a gel matrix of an unsubstituted amino, monoalkylamino or dialkylamino group-introduced polysaccharide having not less than 10 w/w % of sulfate moiety in the molecule thereof such as carrageenan. The immobilized enzymatic active substance is prepared by admixing the enzymatic active substance and an aqueous solution of the polysaccharide and then allowing to form a gel of the polysaccharide.