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. 19, 1990
Filed:
Jan. 27, 1989
Applicant:
Inventor:
Kevin R Bracken, Sunland, CA (US);
Assignee:
Vestar, Inc., San Dimas, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; B01J / ;
U.S. Cl.
CPC ...
264-46 ; 264-41 ; 424450 ; 436829 ; 514-6 ; 514832 ; 514833 ;
Abstract
A single-vessel method is provided for preparing liposomes in commercial quantities by forming a homogeneous and uniform lipid film in a thin-film evaporator by evaporation of the organic solvent, followed by in situ hydration of the film in an aqueous phase by agitation with the rotor.