ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,644, issued on Nov. 11, was assigned to Altaire Systems LLC (Ellisville, Mo.).

"Systems and methods for commercial airstream pretreatment" was invented by James Robert Meacham (Corona Del Mar, Calif.) and James Ryan Johnston (Wildwood, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the current disclosure include air pretreatment devices suitable for pretreatment of air received by air handler units. The air pretreatment devices can include an air intake configured to capture the outside air. A cooling coil system can process changes in the dry bulb and dew point temperatures of the captured outside air. The pretreated air can then...