ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,954, issued on June 17, was assigned to Li Industries Inc. (Pineville, N.C.).

"Systems and methods for the recycling of lithium from battery waste" was invented by David Young (Sudbury, Mass.), Tairan Yang (Indian Land, S.C.), Panni Zheng (Charlotte, N.C.) and Zheng Li (Charlotte, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments described herein relate to recycling of spent lithium battery material. In some aspects, a method can include suspending a lithium source in a solvent containing an oxidation reagent to extract lithium, forming an extracted lithium solution, separating the extracted lithium solution from residual solids of a l...