ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,145, issued on April 22.
"Method of preparing nanoparticles by hot-melt extrusion" was invented by Eric Daniel Morrison (West St. Paul, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a nanoparticle dispersion for topical delivery to skin of a mammal. The nanoparticle dispersion includes: one or more hydrophobic bioactive agents or one or more hydrophobic drugs; one or more surfactants; one or more water immiscible oils; and water. Methods of preparing nanoparticles dispersions by hot melt extrusion are also provided."
The patent was filed on Oct. 14, 2022, under Application No. 18/046,778.
*For further informati...