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:
Sep. 18, 1990
Filed:
Jun. 03, 1988
Applicant:
Inventors:
Antonius Kerkenaar, Blaricum, NL;
Diederik J Schmedding, Driebergen, NL;
Ronald T Van Den Dool, Culemborg, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H / ; C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
536123 ; 536114 ; 435101 ; 435232 ; 43525231 ; 435835 ;
Abstract
Bifunctional oligosaccharides, characterized by the formula ##STR1## wherein R.sub.1 represents a hydrogen atom, an alkyl group having 1-4 carbon atoms or an alkali metal, R.sub.2 represents a single bond or a divalent radical compound of monosaccharides and glc represents glucose, are obtained with the help of a specific microbial lyase cleaving the glucose-glucoronic acid bond in polysaccharides; said bifunctional oligosaccharides can be reacted with all kinds of products like proteins and drugs resulting in products having modified properties like solubility etc.