ALEXANDRIA, Va., June 10 -- United States Patent no. 12,292,751, issued on May 6, was assigned to ZODIAC POOL SYSTEMS LLC (Carlsbad, Calif.).

"Bypass mechanism for automatic pool cleaners" was invented by Hendrikus Johannes van der Meijden (Glen Austin, South Africa).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bypass mechanism for automatic swimming pool cleaners (APCs) is detailed herein. The bypass mechanism may be a valve or other mechanical device that limits operation of the APC by diverting water away from the APC or otherwise ceasing operation of the APC after a predetermined period of time (e.g., after the desired run-time for the APC has been reached). In this way, the bypass mechanism limits th...