ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,402,702, issued on Sept. 2, was assigned to KAZ EUROPE SARL (Bussigny, Switzerland).
"Handle for hair styling tool with replaceable spring" was invented by Luke Hillebrecht (El Paso, Texas), Gary Koenemann (El Paso, Texas) and William C. Fiebel (Succasunna, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hair styling tool or curling iron includes a handle portion and a styling portion. The handle portion houses a torsion spring. The styling portion includes a hair engaging member adapted to be biased toward the styling portion by the torsion spring. A spring door is releasably and/or removably connected to the handle portion and is configured to c...