ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,499, issued on May 27, was assigned to Rheem Manufacturing Co. (Atlanta).

"Water heater with an integrated leak detection system" was invented by Damian Weitherspoon (Montgomery, Ala.), Jessie L Dixon (Montgomery, Ala.), Nahoko Maciulewicz (Wetumpka, Ala.) and Shreya Gharia (Montgomery, Ala.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A water heater includes a tank assembly that defines an insulation cavity between an inner storage tank and an outer jacket. The water heater includes a bottom pad that supports the tank assembly thereon. The bottom pad is disposed in a bottom pan. Gaskets are disposed between the bottom pad and the bottom pan of th...