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:
Oct. 18, 1994
Filed:
Oct. 08, 1992
Applicant:
Inventors:
Koji Hara, Yokohama, JP;
Koki Fujita, Yokohama, JP;
Nobuhiro Kuwahara, Yokohama, JP;
Sumio Kitahata, Osaka, JP;
Kyoko Koizumi, Fujiidera-shi, Osaka, JP;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C12P / ;
U.S. Cl.
CPC ...
514 58 ; 435101 ; 536103 ;
Abstract
A hetero-branched cyclodextrin (CD) having a glucosyl or maltosyl group as the side chain, in which a mannosyl group is .alpha.-bonded to the hydroxyl group of the glucosyl group of the side chain; and a method of efficiently preparing the same by reacting a branched cyclodextrin with an .alpha.-mannosidase. The hetero-branched CDs are useful in various fields such as in drugs, foods and cosmetics.