05.01.19
US Patent No.10,208,273 B2 (Rashda Khan, Daniela Fritter, Lorinda Alcantara, Wenyu Zhang, Miranda Helmer); The Clorox Company has patented a drain cleaning composition consisting of a hypochlorite oxidizing agent; a hydroxide; a charged surfactant which is an anionic surfactant selected from the group consisting of coconut fatty acid, sodium lauryl sulfate, alkyl benzene sulfonate, and mixtures thereof; an uncharged surfactant which is one or more amine oxides; water; and optionally, one or more adjuvants selected from the group consisting of coloring agents, dyes, pigments, fragrances, opacifiers, corrosion inhibitors and any combinations thereof.