ALEXANDRIA, Va., April 21 -- United States Patent no. 12,604,862, issued on April 21, was assigned to Dairy Lane Systems Ltd. (Komoka, Canada).

"Milking stall with indexing lift rail" was invented by Michael William Van Logtenstein (Ilderton, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A milking stall has a lift rail; an actuator for rotating the lift rail between neutral and maximum positions; a divider mounted on and extending rearward of the lift rail; and, an exit gate mounted on and depending downwardly from the lift rail. The exit gate has a head rail rotatably mounted on the lift rail and a shoulder bar connected to and depending downwardly from the head rail. The exit gate pivots with the l...