ALEXANDRIA, Va., June 17 -- United States Patent no. 12,310,540, issued on May 27.

"Foldable baby bathtub" was invented by Xiao Chen (Taizhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A foldable baby bathtub includes a bathtub and a handle connected to the bathtub. The bathtub includes a bottom plate and a sidewall connecting the bottom plate, the bottom plate extends upward around to form the sidewall, the bottom plate and the sidewall are configured to form a cavity for holding a baby body, an edge of the sidewall extends outwardly to form an outer edge, and the bathtub includes a stretched state and a contracted state in a longitudinal axis direction of the bathtub."

The patent was filed on S...