ALEXANDRIA, Va., June 25 -- United States Patent no. 12,336,510, issued on June 24.
"Retractable dog leash with gravity locking mechanism" was invented by David Dekarske (Lancaster, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A retractable dog leash. The dog leash includes a cylindrical housing having a housing front cover and housing rear cover. A spring-loaded retraction device is positioned in the housing adjacent to the rear cover and a linear compression spring is positioned between the spring-loaded retraction device and the front cover. The spring-loaded retraction device includes a gravity locking device for locking the dog leash. A cord is connected to the spring-loaded retraction device and...