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:
Apr. 22, 2014

Filed:

Dec. 27, 2010
Applicants:

Yutaka Ikeda, Tokyo, JP;

Jun Yamashita, Tokyo, JP;

Ichiro Hijikuro, Tokyo, JP;

Satoshi Imuta, Tokyo, JP;

Yasuhiro Hiroki, Tokyo, JP;

Takashi Takahashi, Tokyo, JP;

Inventors:

Yutaka Ikeda, Tokyo, JP;

Jun Yamashita, Tokyo, JP;

Ichiro Hijikuro, Tokyo, JP;

Satoshi Imuta, Tokyo, JP;

Yasuhiro Hiroki, Tokyo, JP;

Takashi Takahashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H 15/00 (2006.01); C07H 15/04 (2006.01); A61K 31/70 (2006.01); A61K 31/7028 (2006.01); C07C 57/03 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a liquid crystal compound that can be used as a base for injection formulations. The present invention provides an amphipathic compound having the following general formula (I): wherein X and Y each denotes a hydrogen atom or together denote an oxygen atom, n denotes an integer from 0 to 2, m denotes the integer 1 or 2, and R denotes a hydrophilic group generated by removal of one hydroxyl group from any one selected from the group consisting of glycerol, erythritol, pentaerythritol, diglycerol, triglycerol, xylose, sorbitol, ascorbic acid, glucose, galactose, mannose, dipentaerythritol, maltose, mannitol, and xylitol; as well as a base for injection formulations and depot formulation comprising the same.


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