Patents by Inventor David Richard Ward

David Richard Ward has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • TOILET CLEANING BLOCK
    Publication number: 20100130400
    Abstract: The present invention relates to toilet cleaning blocks, and their use, in particular toilet cleaning blocks providing hygiene to a hard surface, wherein such a block is at least partially transparent or translucent appearance, in a solid, semi solid, or gel form. Accordingly the present invention provides a toilet cleaning block, which is at least partially transparent or translucent, and comprising a biocide and a carrier composition comprising soap, humectant and solvent.
    Type: Application
    Filed: March 13, 2008
    Publication date: May 27, 2010
    Inventors: Syed Husain Abbas, Julie Rosalyn Das, Philip Michael Ryan, Ivan Valcarenghi, David Richard Ward