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:
Jun. 22, 2010
Filed:
Mar. 28, 2005
Applicants:
Janos Borbely, Debrecen, HU;
Magdolna Bodnar, Hajduboszormeny, HU;
Inventors:
Janos Borbely, Debrecen, HU;
Magdolna Bodnar, Hajduboszormeny, HU;
Assignee:
University of Debrecen, , HU;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08B 37/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods are disclosed for preparing crosslinked core and core-shell nanoparticle polymers from chitosan. The final products of the present invention may be used as detergents and as additives for pharmaceutical composition and for drug delivery, and DNA carrier system. The nanoparticles made from biopolymers of the present invention may also be used in controlled release, superabsorbent materials and biomaterials like enzyme immobilization.