12.05.18
US Patent No. 10,081,782 B2; The Procter & Gamble Company has patented a low-pH automatic dishwashing detergent composition that has metalloprotease having an isoelectric point from about 4 to about 9 and an iron chelant, wherein the composition has a pH as measured in 1% weight aqueous solution at 25°C of from about 5 to about 6.9.