ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,469,840, issued on Nov. 11, was assigned to Gridtential Energy Inc. (Santa Clara, Calif.).

"Methods and apparatuses for paste production and application on electrode substrates for lead acid batteries" was invented by Maureen Elizabeth Sherrick (Rolling Prairie, Ind.), Douglas G. Wilson (St. Charles, Mo.) and Mark Thomas (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system to create a cell for a monopole or bipole lead acid battery includes a paster to produce wet paste, a first carrier structure to receive the wet paste, and a second carrier structure to receive an electrode substrate. A combining station combines the first carrie...