ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,387, issued on May 20, was assigned to Honeycomb Battery Co. (Dayton, Ohio).

"Phosphazene compound-based electrolyte compositions, quasi-solid and solid-state electrolytes, and lithium batteries" was invented by Bor Z. Jang (Centerville, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rechargeable lithium battery comprising an anode, a cathode, and a quasi-solid or solid-state electrolyte in ionic communication with the anode and the cathode, wherein the electrolyte comprises a polyphosphazene polymer and a lithium salt dissolved or dispersed in the polymer, wherein the lithium salt occupies a weight fraction from 0.1% to 50% based on the tota...