ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,731, issued on June 30, was assigned to Green Ladder Technologies LLC (Batavia, Ill.).

"Ice melt and traction enhancement compositions, and related methods" was invented by John Paul Latragna Konieczka (Chicago) and Alex Kubitz (Elburn, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein are various ice melt compositions, processes, and systems that utilize a porous silica amalgamate composition to provide an environmentally friendly ice melt and freezing point depression composition when in contact with ice and/or snow. In addition, the porous silica amalgamate composition provides traction enhancement on slippery surfaces. In embod...