Patents by Inventor Delford Ian Christmas

Delford Ian Christmas 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: 7291586
    Abstract: The present invention is directed to a sprayable, acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materials are based on alginates which are present as two or more classes of particulate materials.
    Type: Grant
    Filed: February 23, 2004
    Date of Patent: November 6, 2007
    Assignee: Reckitt Benckiser Inc.
    Inventors: Pamela Boone, Delford Ian Christmas, Lisa Ann Napolitano, Virginia Lee Urban
  • Patent number: 7189686
    Abstract: The invention relates to a water soluble container which containing concentrate composition useful for hard surface disinfecting and cleaning comprising: (a) at least one cationic surfactant having germicidal properties; (b) at least one non-ionic surfactant; (c) at least one organic solvent having a solubility in water of at least 4% wt.; (d) optionally, at least one alkanolamine; (e) optionally, at least one polyethylene glycol; and (f) optionally, up to about 10% wt. of one or more conventional additives selected from coloring agents, fragrances and fragrance solubilizers, viscosity modifying agents, other surfactants, other antimicrobial/germicidal agents, pH adjusting agents and pH buffers including organic and inorganic salts, optical brighteners, opacifying agents, hydrotropes, antifoaming agents, enzymes, anti-spotting agents, anti-oxidants, preservatives, and anti-corrosion agents; wherein said concentrate composition contains no more than 20% wt. water, and desirably contains less.
    Type: Grant
    Filed: August 26, 2003
    Date of Patent: March 13, 2007
    Assignee: Reckitt Benckiser Inc.
    Inventors: Diane Joyce Burt, Delford Ian Christmas, James Chi-Cheng Feng, Lucia Krubasik, Ralph Gencarelli