ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,782, issued on March 17.
"Safety cages for protecting tubular skylights" was invented by Michael Brent Powers (Cherry Hills Village, Colo.), Matthew Alexander Griffin (Castle Rock, Colo.), Wendy Jo Daisley (Thornton, Colo.) and Eric Michael Scheel (Lakewood, Colo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are various examples of a cage device or apparatus for protecting an extension tube of a tubular skylight in a ceiling of a building. In one example, the cage device may include a plurality of lateral members surrounding the extension tube, the lateral members having a perimeter larger than the perimeter of the extension tube...