ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,430, issued on April 15, was assigned to Schwab-Vollhaber-Lubratt Inc. (Roseville, Minn.).

"HVAC equipment screening systems" was invented by Peter R. Fervoy (St. Paul, Minn.), Howard S. Hoffman (Edina, Minn.), Cyril J. Silberman (Miami Beach, Fla.) and James M. Lubratt (Shoreview, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Some embodiments provide a rooftop HVAC assembly including HVAC equipment and a screening system. In the present embodiments, the HVAC equipment is mounted operably on a roof of a building and the screening system is assembled operatively so as to surround the HVAC equipment. The screening system includes a screen panel ...