ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,759, issued on Oct. 28, was assigned to EVOQ NANO INC. (Salt Lake City).

"Nanoparticle-enhanced lead-acid electrode paste and improved lead-acid batteries made therefrom" was invented by William H. Niedermeyer (West Jordan, Utah).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure relates to improved electrode pastes that include a carrier, basic lead sulfate compounds, and ground state metal nanoparticles formed by laser ablation (e.g., spherical-shaped nanoparticles). Improved lead-acid batteries can be made using improved electrode pastes that include a carrier, basic lead sulfate compounds, and ground state metal nanoparticles formed b...