ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,523, issued on Dec. 30.
"Launder cover system" was invented by Jerry D. Janssen (Barnesville, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A launder cover system for reducing or eliminating sunlight exposure so as to prevent algae growth in a tank such as a clarifier tank. The launder cover system generally includes a plurality of support members and a plurality of launder covers which are each independently pivotably connected to a tank wall of a tank, such as by using a mount. The support members are each pivotably connected to the tank wall by a pivot connector and the launder covers are each pivotably connected to the tank wall by a hing...