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, 2006
Filed:
Jul. 18, 2000
Applicant:
Abraham J. Domb, Efrat, IL;
Inventor:
Abraham J. Domb, Efrat, IL;
Assignee:
Efrat Biopolymers Limited, Efrat, IL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 15/85 (2006.01); C07H 21/04 (2006.01); C08B 37/00 (2006.01); C07K 14/435 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a biodegradable polycation composition for delivery of an anionic macromolecule, comprising a polysaccharide chain having an amount of saccharide units ranging from 2 to 2000 and at least one grafted oligoamine per 5 saccharide units, wherein said oligoamine is selected from the group consisting of a linear, branched and cyclic alkyl amine having at least two amino groups.