ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,287, issued on Nov. 18, was assigned to URBAN ELECTRIC POWER INC. (Pearl River, N.Y.).

"Dual electrolyte approach for high voltage batteries" was invented by Gautam G. Yadav (Pearl River, N.Y.), Jinchao Huang (Pearl River, N.Y.) and Sanjoy Banerjee (Pearl River, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A solid state high voltage battery includes a cathode; an anode; a catholyte solution in contact with the cathode; an anolyte solution in contact with the anode, and a separator disposed between the cathode and the anode. At least one of the catholyte or the anolyte is gelled, and at least one of the catholyte or the anolyte comprises an or...