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:
Jun. 15, 2021
Filed:
Mar. 01, 2018
Nippon Fine Chemical Co., Ltd., Osaka, JP;
Shizuoka Prefectural University Corporation, Shizuoka, JP;
Tomohiro Asai, Shizuoka, JP;
Naoto Oku, Shizuoka, JP;
Noriyuki Maeda, Hyogo, JP;
Naofumi Fukata, Hyogo, JP;
Koji Tomita, Hyogo, JP;
NIPPON FINE CHEMICAL CO., LTD., Osaka, JP;
SHIZUOKA PREFECTURAL UNIVERSITY CORPORATION, Shizuoka, JP;
Abstract
An object is to provide a lipid particle that is not positively charged at a pH of the body fluid (typically in the neutral range), and that enables efficient onset of the effect of a medicinal substance encapsulated in the lipid particle; and to provide a lipid for forming the lipid particle. The object is achieved by the phospholipid represented by formula (1), and a lipid particle containing the phospholipid: wherein Rand Rare identical or different, and represent a chain hydrocarbon group, m represents 1 or 2, n represents 1 or 2, and p represents an integer of 1 to 4.