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:
Oct. 02, 1990
Filed:
Nov. 16, 1987
Applicant:
Inventors:
Sadao Hirota, Tokyo, JP;
Hiroshi Kikuchi, Tokyo, JP;
Hitoshi Yamauchi, Tokyo, JP;
Munehiro Tomikawa, Tokyo, JP;
Assignee:
Daiichi Seiyaku Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61J / ; B32B / ;
U.S. Cl.
CPC ...
424450 ; 264-41 ; 4283215 ;
Abstract
Lipid membrane structures containing a lactose monofatty acid ester or amide are disclosed. The lipid membrane structures are delivered preferentially to the liver parenchymal cells and are useful as carriers of drugs.