ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,038, issued on May 13, was assigned to MUNCHKIN INC. (Van Nuys, Calif.).

"Container for receiving multiple flexible bag assemblies" was invented by Steven Bryan Dunn (Beverly Hills, Calif.), Mark A. Hatherill (Beverly Hills, Calif.), Kevin D. Johnson (Tarzana, Calif.) and Matthew Joseph Saxton (Agoura, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Containers are described which can accommodate a variety of flexible bag assemblies used for containing waste. Internal accommodating structures are designed to accommodate and secure various types of bag assemblies, including single bag assemblies and cassettes."

The patent was filed on Feb. 2, 2...