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. 27, 2018
Filed:
May. 14, 2013
Applicant:
Pci Biotech As, Lysaker, NO;
Inventors:
Kristian Berg, Heggedal, NO;
Anders Hogset, Oslo, NO;
Mar Masson, Reykjavik, IS;
Vivek S. Gaware, Reykjavik, IS;
Assignee:
PCI BIOTECH AS, Oslo, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 41/00 (2006.01); A61K 47/48 (2006.01); C08B 37/08 (2006.01);
U.S. Cl.
CPC ...
A61K 41/0057 (2013.01); A61K 41/0076 (2013.01); A61K 47/4823 (2013.01); C08B 37/003 (2013.01);
Abstract
The present invention relates to novel chitosan-based conjugates, e.g. nanocarriers, comprising a derivative of the biocompatible polymer chitosan conjugated to a photosensitizing agent, and uses thereof in photochemical internalization (PCI) and photodynamic therapy (PDT). The invention also relates to the use of the novel conjugates of the invention in treatment or prevention of diseases, particularly cancer, and for vaccination purposes.