ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,387, issued on June 3, was assigned to Trendsetter Vulcan Offshore Inc. (Houston).

"Gap compression guides for shipping containers" was invented by James Maher (Houston), David Sverre (Gibbons, Canada) and Ricky Brown (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "In order to prevent relative movement between two shipping containers located in two adjacent columns of a stack of containers on a cargo ship and separated by a gap, a compression guide is placed at least partially in the gap. The compression guide includes a spacer, one or more attachment mechanisms suitable for partial insertion into a hole in a casting of a container or flat ra...