ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,022, issued on July 21.

"Adjustable wheelchair ramp having fewer parts" was invented by Lawrence Eugene Warford (Bonney Lake, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A modular portable wheelchair ramp comprising a plurality of mechanically interconnected modular ramp sections and railing sections. The ramp sections are essentially one piece, and the railing sections are essentially one piece that are easily assembled on site. The sections slide together and are held in place by an adjustment bolt and a bolt through an outer post aperture."

The patent was filed on May 19, 2023, under Application No. 18/199,909.

*For further information...