ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,813, issued on May 27.

"Wheelchair ramps, hand railings, and modular accessibility systems incorporating the same" was invented by Mark Bonner (Frenchtown, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A modular system includes a post and first and second rail segments. Each of the first and second rail segments includes a tube defining a substantially hollow interior with an internal surface and an external surface and a web connected to the internal surfaces of the tube and extending across the hollow interior thereof. The web includes at least one screw boss configured for receipt of a fastener to enable engagement of the rail segment with ...