ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,294, issued on March 3, was assigned to LIBERTY HARDWARE MFG. CORP. (Winston-Salem, N.C.).
"Shower door assembly" was invented by Thomas Simek (Winston-Salem, N.C.) and Nathaniel Faltin Dutton Schultz (Charlotte, N.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shower door assembly is provided with a track with a cavity, and an opening providing access to a channel in the cavity that provides a track guide for receipt of the pair of wheels. A shower door pane is provided with a pair of wheels mounted for rotation upon the shower door pane. Each of the pair of wheels is sized to be received in the channel for translation along the track. A verti...