ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,969, issued on Oct. 7, was assigned to EVERGREEN INNOVATION AND TECHNOLOGY INC. (Middleville, Mich.).

"Air cleaner assembly" was invented by Keith Alan Verhage (Middleville, Mich.), Aaron Jon Schradin (West Olive, Mich.) and David Robert Skelton (Bartlett, Tenn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air cleaner assembly having a lighting arrangement which emits ultraviolet (UV) light for the purpose of disinfecting air which is circulated through the air cleaner assembly, and which disinfected air is then discharged from the assembly. The air cleaning assembly may be utilized in conjunction with an upright space-dividing wall panel system...