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:
May. 28, 1991
Filed:
Feb. 24, 1988
Applicant:
Inventors:
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; B01J / ; B01J / ; A61N / ;
U.S. Cl.
CPC ...
424423 ; 264-41 ; 264-46 ; 424450 ; 4284022 ; 600 10 ; 514885 ;
Abstract
The liposome compositions entrapping a drug are prepared by constituting the liposomal membrane with saturated phospholipids and anionic surfactants of high Krafft point at concentrations above their critical micelle concentrations. Thus obtained compositions circulate stably in blood for a long time after intravenous administration.
Hamaguchi, Naoru. (1991). Liposome composition and its production (U.S. Patent No. 5019394). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5019394
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile