ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,718, issued on Sept. 9, was assigned to Wilcox Industries Corp. (Newington, N.H.).

"Powered helmet accessory rail with slot interface" was invented by James W. Teetzel (Portsmouth, N.H.) and Elliott S. Turner (Newmarket, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rail interface system for connecting a helmet accessory component to a helmet comprises an interface body configured for attachment to an exterior surface of a helmet. The interface body is configured for attachment of the helmet accessory component. A slotted interface portion on the interface body has opposing first and second surfaces. At least one elongated rail opening exte...