ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,432, issued on Oct. 28, was assigned to Wonderland Swizterland AG (Steinhausen, Switzerland).

"Topper accessories for a playard" was invented by Jonathan M. Pacella (Gap, Pa.), Nathanael Saint (Morgantown, Pa.), Lance J. Clemmer (Mohnton, Pa.) and Patrick JG Bowers (West Chester, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A frame for a foldable playard includes multiple leg support assemblies rotatably coupled to multiple X-frame assemblies. Each leg support assembly includes a corner. The corners include a topper mount socket and the X-frame assemblies include one or more topper supports. The topper mount sockets and the topper supports pro...