Patents by Inventor Frederick Lazzara

Frederick Lazzara 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).

  • Fabric softening composition
    Patent number: 4255294
    Abstract: This application discloses a novel fabric softening composition which is a dispersed complex of a cationic nitrogenous compound and an anionic detergent, the complex containing two or more alkyl radicals having from 15 to 24 carbon atoms, the dispersing agent used being an ethylene oxide condensate of a hydrophobic organic radical having from 50% to 80% ethylene oxide.
    Type: Grant
    Filed: April 1, 1975
    Date of Patent: March 10, 1981
    Assignee: Lever Brothers
    Inventors: Jerome Rudy, Frederick Lazzara, Warren W. Cowles, Arno Cahn