ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,419, issued on Feb. 10.
"Plumbing connectors with negative Poisson's ratio material coating" was invented by Joon Bu Park (Las Vegas).
According to the abstract* released by the U.S. Patent & Trademark Office: "An assembly includes an elongated, cylindrical pipe; a plumbing connector attached to an end of the pipe, in which an opening is defined through a length of the plumbing connector; and a negative Poisson's ratio (NPR) coating disposed on an interior surface of the plumbing connector that defines the opening, in which the NPR coating on the plumbing connector is configured to exhibit an auxetic behavior in response to application of a force to the NPR coating, in which the ...