ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,592, issued on Nov. 11, was assigned to SISAF Ltd. (Guildford, Great Britain).
"Structured encapsulated silicon-containing particles" was invented by Roghieh Suzanne Saffie-Siebert (Guildford, Great Britain) and Flavia Maria Sutera (Guildford, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Encapsulated particles comprising one or more particle cores of silicon-containing material, wherein the one or more particle cores are encapsulated in a waxy lipid shell comprising: a) two lipidic components present at from 55% to 95% of the total encapsulated particle weight; b) a surfactant present at from 0.1% to 5% by weight of the total encapsu...