ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,923, issued on Feb. 3, was assigned to Titan Trailers Inc. (Delhi, Canada).

"Half-round cargo container and trailer" was invented by Christopher Howard Kloepfer (Tillsonburg, Canada), Michael Kloepfer (Delhi, Canada) and Andrew Joseph Maertens (Delhi, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A half-round cargo container comprises a plurality of curved panels and has a longitudinal axis. Each curved panel has a cross-sectional profile in a plane perpendicular to the longitudinal axis, wherein the respective cross-sectional profiles of the curved panels have curved shapes with a common curvature. Adjacent pairs of the curved panels are joi...