Patent 7511004 was granted and assigned to Reckitt Benckiser on March, 2009 by the United States Patent and Trademark Office.
Improved treatment blocks useful in the treatment of lavatory appliances, particularly toilets are provided. The improved treatment blocks are solid block compositions which provide an extended service life, particularly when used in an ITB device. Methods of producing the solid block composition and treatment blocks therefrom, as well as methods of use are also disclosed.