ALEXANDRIA, Va., April 7 -- United States Patent no. 12,598,973, issued on April 7, was assigned to Micron Technology Inc. (Boise, Idaho).

"Microelectronic devices, and related memory devices, electronic systems, and methods" was invented by Shuangqiang Luo (Boise, Idaho).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microelectronic device includes a stack structure comprising a vertically alternating sequence of conductive material and insulative material arranged in tiers, the stack structure divided into blocks by filled slot structures, each of the blocks comprising: a memory array region; staircase structures having steps; and crest regions interposed in a first horizontal direction between horizontal...