12.02.05
Patent No. U.S. 6,956,017 B1: Procter & Gamble Company, Cincinnati, OH, patented a laundry detergent composition comprising no more than 5%, by weight, anionic surfactant, from 15% to 50%, by weight, of nonionic surfactant and from 0.1% to 20%, by weight, of a semi-polar nonionic surfactant.