ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,464,993, issued on Nov. 11.
"Vertical hydroponic system" was invented by Kenneth David Moskal (Nuevo Leon, Mexico), Jose Andres Viveros Caraza (Nuevo Leon, Mexico) and Victor Hugo Avendano Abarca (Nuevo Leon, Mexico).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vertical hydroponic system with environmental control for horticultural production including a plurality of production structures with levels for separation of the production seedlings and short species. Each level contains a stainless-steel tray and a high-density polyethylene plastic liner. Each stainless steel tray and high density polyethylene plastic liner contain an insert through hole a...