Patent 7501387 was granted and assigned to Kao Corporation on March, 2009 by the United States Patent and Trademark Office.
An antifouling detergent for hard surfaces, which can be used in home to confer an excellent antifouling performance and an ability to prevent re-deposition on hard surfaces in a toilet, a bathroom and a kitchen; and a method of antifouling and washing hard surfaces of toilet bowls, which includes treating the surfaces with an antifouling detergent composition.