ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,520,989, issued on Jan. 13, was assigned to Ecolab USA Inc. (Saint Paul, Minn.).

"System for dispensing a detergent solution from a solid detergent into a dishwasher comprising a dispenser" was invented by Tobias Foster (Cologne, Germany), Sven Klose (Essen, Germany), Gerold Carlhoff (Tonisvorst, Germany), Aleksandr Gelenberg (Dortmund, Germany), Katharina Irmingard Miriam Horn (Marktschellenberg, Germany), Martin Schweble (Siegsdorf, Germany) and Andreas Ruppert (Siegsdorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to a system for dispensing a detergent solution from a solid detergent into a dishwasher said ...