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:
Apr. 24, 2001
Filed:
Apr. 28, 1999
Applicant:
Inventors:
Jacques Hauton, Marseilles, FR;
Jean-Pierre Salles, Eguilles, FR;
Assignee:
Lipogel, Allauch Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/127 ; A61K 9/16 ;
U.S. Cl.
CPC ...
A61K 9/127 ; A61K 9/16 ;
Abstract
Microspheres comprising a gelified polar core which is optionally surrounded by concentric and alternating superimposed n lipidic bilayers or n aqueous liquid layers and n gelified polar layers, n being an integer. The microspheres of the invention are obtainable by delipidation of liposomes designated as liposomes having a gelified polar core, of the type comprising at least one outer lipidic bilayer and at least one inner polar aqueous phase containing a gelified substance.