Patents by Inventor Robert V. Cook

Robert V. Cook 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).

  • Patent number: 4802997
    Abstract: A method for the treatment of textiles surfaces has the steps:(i) a solids treatment material including a swollen hydrogel containing aqueous treatment fluid is applied to a surface,(ii) force is then applied to release the treatment fluids from the hydrogel,(iii) the textile is allowed to dry and(iv) visible residues are removed from the surface.The hydrogel is a hydrophilic homopolymer or copolymer of acrylic or methacrylic acid or salt/ester thereof; a homopolymer or copolymer of acrylonitrile; a cellulose ether, carboxylated cellulose derivative polyalkylene oxide or polyurethane optionally cross-linked with polysaccharide.The treatment fluid is for cleansing, insect-proofing, fragrancing or antibacterial/antifungal purposes.
    Type: Grant
    Filed: August 21, 1987
    Date of Patent: February 7, 1989
    Assignee: Reckitt & Colman Products Limited
    Inventors: Rodney T. Fox, Raymond A. Cowen, Hazel Pool, Robert V. Cook