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.

Date of Patent:
May. 04, 2021

Filed:

Nov. 08, 2019
Applicant:

Zy Therapeutics, Inc., Cary, NC (US);

Inventors:

Jun Li, Cary, NC (US);

Jian Bao, Cary, NC (US);

Wei Wang, Cary, NC (US);

Assignee:

ZY Therapeutics, Inc., Cary, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/69 (2017.01); A61K 31/337 (2006.01); A61K 31/4745 (2006.01); A61K 47/61 (2017.01); A61K 47/54 (2017.01); A61K 35/00 (2006.01); A61K 45/06 (2006.01); A61P 35/00 (2006.01);
U.S. Cl.
CPC ...
A61K 47/6921 (2017.08); A61K 31/337 (2013.01); A61K 31/4745 (2013.01); A61K 45/06 (2013.01); A61K 47/545 (2017.08); A61K 47/61 (2017.08); A61P 35/00 (2018.01); A61K 2300/00 (2013.01);
Abstract

The present disclosure provides formulations for pharmacologically active reagents, including formulations based on particulates formed from a biodegradable polymer (e.g., a polysaccharide such as dextran) linked to a vitamin or related agent (e.g., folic acid). Hydrophobic pharmaceutically active agents (such as anti-cancer drugs, e.g., paclitaxel) are encapsulated into the polysaccharide-vitamin conjugate for the administration of paclitaxel. The active agent is in a core portion of the particulate, instead of on the surface of the particulate. Processes for making and using the particulates and compositions comprising the same are also disclosed. In particular, methods of cancer diagnosis and treatment are provided.


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