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:
Sep. 01, 2026
Filed:
Mar. 14, 2024
Applicant:
United Immunity, Co., Ltd., Tokyo, JP;
Inventors:
Naozumi Harada, Tokyo, JP;
Tadashi Inoue, Tokyo, JP;
Takatoshi Soga, Tokyo, JP;
Yuka Igarashi, Tokyo, JP;
Assignee:
UNITED IMMUNITY, CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/51 (2006.01); A61K 39/00 (2006.01);
U.S. Cl.
CPC ...
A61K 9/5123 (2013.01); A61K 39/0011 (2013.01); A61K 2039/53 (2013.01); A61K 2039/55555 (2013.01);
Abstract
An object of the present invention is to provide a lipid particle that can be produced without using a PEG-modified lipid, or that exhibits higher drug effects, safety, or stability than those of a lipid particle produced using a PEG-modified lipid; or that has immunokinetics different from those of a lipid particle produced using a PEG-modified lipid. A lipid particle comprising an ionized lipid, a phospholipid, and a sterol as lipid components of the lipid particle, and a modified polysaccharide containing a hydrophobic group.