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:
Dec. 10, 2024
Filed:
May. 23, 2019
Applicant:
The Johns Hopkins University, Baltimore, MD (US);
Inventors:
Zaver M. Bhujwalla, Baltimore, MD (US);
Zhihang Chen, Baltimore, MD (US);
Assignee:
THE JOHNS HOPKINS UNIVERSITY, Baltimore, MD (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 47/69 (2017.01); A61K 47/61 (2017.01); A61P 35/00 (2006.01); C12N 15/113 (2010.01);
U.S. Cl.
CPC ...
A61K 47/6939 (2017.08); A61K 47/61 (2017.08); A61P 35/00 (2018.01); C12N 15/1137 (2013.01); C12N 2310/14 (2013.01); C12N 2320/32 (2013.01);
Abstract
Disclosed are delivery compositions and methods of making and using these compositions. The delivery compositions comprise a collection of polysaccharide degradable dextran nanopolymers comprising one or more amines having 25% or less cross linking. The polysaccharide degradable dextran nanopolymers may be sphere shaped with a radius in the range of 5 nm to 100 nm.