Patents by Inventor Dean C. Hanley

Dean C. Hanley 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: 4436653
    Abstract: Stable liquid detergent compositions containing nonionic, amine oxide and alcohol polyethoxylate sulfate surfactants and a water-soluble detergency builder are disclosed. The compositions are single phase isotropic liquids which exhibit improved freeze-thaw stability. The polyethoxylate sulfate surfactant enhances detergency performance on textiles that have been softened with a conventional cationic fabric softener.
    Type: Grant
    Filed: March 18, 1982
    Date of Patent: March 13, 1984
    Assignee: The Procter & Gamble Company
    Inventors: Ronald L. Jacobsen, Dean C. Hanley
  • Patent number: 4259201
    Abstract: Granular detergent compositions containing organic peroxyacids are buffered to a pH of from about 8.5 to about 8.6 in water of about 2 grains hardness and no less than about 8 in water of about 14 grains hardness, preferably by using boric acid, to provide optimum overall cleaning.
    Type: Grant
    Filed: November 9, 1979
    Date of Patent: March 31, 1981
    Assignee: The Procter & Gamble Company
    Inventors: John R. Cockrell, Jr., Dean C. Hanley