ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,345, issued on March 25, was assigned to ABNOBA GMBH (Niefern-Oschelbronn, Germany).
"Method of encapsulating active ingredients in liposomes" was invented by Gero Leneweit (Niefern-Oschelbronn, Germany) and Barbara Santos De Miranda (Pforzheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for encapsulating active ingredients in liposomes having an active ingredient solution encapsulated with a bilayer composed of two monomolecular layers of a first and a second amphiphilic compound, wherein the method comprises: (a) providing the active ingredient solution; (b) providing an emulsion by emulsifying the active ingredient solution ...