ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,299, issued on Oct. 28.

"Mobile transporter with slidable stabilizer" was invented by Nelson B. Young (Holbrook, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile transporter is provided. The transporter includes a lower frame structure, an upper frame structure, a plurality of posts coupled to the lower frame structure and the upper frame structure, a roller assembly provided on the lower frame structure, a panel that extends from and retracts into the transporter, and a wheel that supports the panel, when the panel is extended from the transporter between a second partially open state and a fully open state."

The patent was filed on Ap...