US Patent 10501926 Inlay tray threshold trench drain

A threshold drain for collecting an incoming flow of water. The threshold drain includes a catch pan having sidewalls, end walls, a bottom wall and an open top. The catch pan having a width defined between the sidewalls, a length defined between the end walls and a depth defined between the bottom wall and the open top. A grate received within the catch pan and extending between the pan sidewalls. The grate includes a louver array portion and an inlay tray portion. The louver array is configured to permit water to pass into the drain. The inlay tray portion is configured to receive a flooring material.