ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,568, issued on July 28, was assigned to Rex Dog Hotel & Spa Ltd (Vancouver, Canada).
"Leash with slip collar and collar attachment for added safety" was invented by Barrie Edward Balshaw (Vancouver, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A leash for walking and controlling an animal, such as a dog, is provided with redundant connections in a single leash. The leash includes a quick-release clip for connecting to the fixed collar on the animal and a slip collar. The slip collar is normally slack, unless the animal escapes the quick-release clip or collar or harness. The slip collar is arranged to slide into a 'choke collar' configurati...