ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,827, issued on Dec. 9, was assigned to Haier US Appliance Solutions Inc. (Wilmington, Del.).

"Energy recovery in a make-up air module of an air conditioner appliance" was invented by Robert Jules Lafleur (Louisville, Ky.) and Timothy Scott Shaffer (La Grange, Ky.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air conditioner unit includes a bulkhead defining an indoor portion and an outdoor portion, a vent aperture defined in the bulkhead, and a make-up air module for urging a flow of make-up air from the outdoor portion through the vent aperture to the indoor portion. The make-up air module includes a heat exchanger defining a primary flow path a...