ALEXANDRIA, Va., July 9 -- United States Patent no. 12,353,386, issued on July 8, was assigned to Unisys Corp. (Blue Bell, Pa.).

"Method of building and appending data structures in a multi-host environment" was invented by Kelsey L. Bruso (Eagan, Minn.) and James M. Plasek (Eagan, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A processor-based method of building and appending data structures in a multi-host environment includes creating and storing data into a first data structure having a first root node, a first right leaf node and a plurality of other leaf nodes and non-leaf nodes defining multiple hierarchical levels; allowing a search of the first data structure to proceed while creating a secon...