ALEXANDRIA, Va., April 15 -- United States Patent no. 12,599,509, issued on April 14, was assigned to Unicharm Corp. (Ehime, Japan).
"Cat diaper" was invented by Daisuke Komatsubara (Kanonji, Japan) and Yumi Matsumoto (Kanonji, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cat diaper has a lateral direction along a waistline of a cat and a longitudinal direction orthogonal to the lateral direction, and includes: a body portion that includes an absorbent core, and has a stomach region, a crotch region, and a back region, and a fastening tape that extends from each side of the body portion in the lateral direction, and joins the stomach region and the back region, the absorbent core having a constrict...