ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,224, issued on Dec. 16, was assigned to NEXEON Ltd. (London).

"Electroactive composite particles" was invented by Charles Mason (Oxfordshire, Great Britain), Christopher Friend (Oxfordshire, Great Britain) and Judit Serra Moreno (Abingdon, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention relates to a particulate material consisting of a plurality of composite particles comprising a porous particle framework and a plurality of nanoscale elemental silicon domains located within the pores of the porous particle framework. The porous particle framework comprises micropores and mesopores, wherein the total volume of micropores ...