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:
Mar. 30, 1999
Filed:
May. 06, 1997
Applicant:
Inventor:
Clive M Elson, Halifax, CA;
Assignee:
Chitogenics, Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61F / ;
U.S. Cl.
CPC ...
514 55 ; 514-2 ; 514-8 ; 514 54 ; 536 20 ; 604 57 ; 424422 ; 424423 ; 424424 ; 424426 ; 424488 ;
Abstract
Covalent compositions of N,O-carboxymethyl chitosan (NOCC) are disclosed. NOCC can be intra- or intermolecularly linked, either through a direct bond or through a bridging moiety. Also disclosed are methods for preparing and using the covalent NOCC compositions. The NOCC compositions are useful in the administration of therapeutically active compounds and for wound management.