ALEXANDRIA, Va., July 9 -- United States Patent no. 12,354,835, issued on July 8, was assigned to Battelle Memorial Institute (Richland, Wash.).

"Systems and methods for selective molecular ion deposition" was invented by Sandilya V. B. Garimella (Richland, Wash.), Yehia M. Ibrahim (West Richland, Wash.), Ailin Li (Richland, Wash.) and Richard D. Smith (Richland, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods include directing a group of ions through a separation region of an ion manipulation apparatus, separating the group of ions in the separation region based on ion mobility, selecting a subset of the group of ions based on a dependence between ion mobility and ion arrival time of the separa...