ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,028, issued on Nov. 11, was assigned to Iterro Inc (Balaton, Minn.).

"Raceways and systems thereof" was invented by Robert H. Gervais (Currie, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A raceway for collecting molts and removing waste comprises a sloped base with an apex, a divider extending upward from the apex, two side walls, each opposing and parallel to the divider sufficient to form two elongated channels on the sloped base; and at least two tapered ends in fluid communication with the channels, each tapered end including an end wall, a pit, and a sloped floor extending from the sloped base to the end wall or pit."

The patent was f...