ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,477,735, issued on Nov. 18, was assigned to Lodestar Licensing Group LLC (Evanston, Ill.).

"Apparatuses including insulative structures of stack structures having different portions and related memory devices" was invented by Srikant Jayanti (Boise, Idaho), Fatma Arzum Simsek-Ege (Boise, Idaho) and Pavan Kumar Reddy Aella (Eagle, Idaho).

According to the abstract* released by the U.S. Patent & Trademark Office: "Semiconductor structures may include a stack of alternating dielectric materials and control gates, charge storage structures laterally adjacent to the control gates, a charge block material between each of the charge storage structures and the laterally adjacent control gate...