ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,376, issued on Feb. 17.
"Engine coolant draining device" was invented by George Guzman (Pomona, Calif.) and Elvis Chinchilla (Inglewood, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An engine coolant draining device for draining fluid coolant from an internal combustion engine includes a pipe which is attachable to a coolant drain on an internal combustion engine to receive a fluid coolant from the coolant drain. A valve is in fluid communication with the pipe to enable the fluid coolant to flow through the valve. The valve is positionable in a closed condition or an open condition thereby inhibiting or enabling the fluid coolant to flow th...