The Slinky: An Iconic American Invention With Timeless Patenting Lessons

The way it wiggled when it hit the floor struck Richard T. James like a sledgehammer welded by the inventing gods themselves. The torsion spring had fallen off his desk and “stepped its way down” to the floor in a magical spring-like fashion that conjured up the idea for the world-famous Slinky® toy that he successfully patented in 1947.