ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,914, issued on Dec. 23, was assigned to LITTLE GIANT LADDER SYSTEMS LLC (Springville, Utah).
"Ladders and hinge for ladders" was invented by B. Scott Maxfield (Mapleton, Utah) and N. Ryan Moss (Mapleton, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "Ladders and ladder components are described herein, including multipurpose and adjustable ladders. In one embodiment, a ladder includes a first assembly having rails and rungs, a second assembly having rails and rungs, and one or more hinges coupling the first and second assemblies together such that the first and second assembly may be positioned relative to one another in at least a position or s...