ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,557,905, issued on Feb. 24.
"Modular tray systems and methods of using" was invented by Michael A. Martinez (Hobart, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Modular tray systems and methods of using the modular tray systems to support a variety of items either in a free-standing orientation or by securing the modular tray system to a chair. Such a modular tray system includes a tray and one or more features for supporting the tray with or from the supporting structure. The tray has a tray member, a base member connected to the tray member, an upper surface, a lower surface, and first and second connecting features defined in, respectively, t...