ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,273, issued on May 5, was assigned to Andersen Corp. (Bayport, Minn.).

"Protected window opening control device assemblies and methods" was invented by Ryan Mohs (Woodbury, Minn.), Gary Hoffbeck (Somerset, Wis.) and David Runk (Hudson, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Window opening control device assemblies including a sash restrictor and a restrictor cover, fenestration units including the window opening control device assemblies, and related methods. A restrictor cover is provided to substantially enclose the sash restrictor such that the sash restrictor is protected during shipping and installation of fenestration units using th...