Patents by Inventor Leonard Frank Zaporowski

Leonard Frank Zaporowski 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).

  • Esterquat Compositions
    Publication number: 20210128432
    Abstract: Esterquat compositions are disclosed that comprise, based on the weight of the composition, 0% to about 70% by weight of a solvent, and about 30% to 100% by weight of a mixture comprising about 50% to about 80% by weight, based on the weight of the mixture, of esterquats and about 20% to about 50% by weight, based on the weight of the mixture, of mono- and diglycerides. The esterquat compositions can be prepared by the direct esterification of a natural oil with an alkanolamine, followed by quaternization in the presence of the solvent. The esterquat compositions can be formulated into hair care compositions that provide improved wet and dry combing properties.
    Type: Application
    Filed: January 11, 2021
    Publication date: May 6, 2021
    Inventors: James A. Faunce, Renata A. Butikas, Randal J. Bernhardt, Sarah E. Kovach, Teresa Germain, Patrick Shane Wolfe, Leonard Frank Zaporowski, Anatoliy A. Dameshek
  • Concentrated fabric softener active compositions
    Publication number: 20110219730
    Abstract: A composition for softening fabric is provided.
    Type: Application
    Filed: May 16, 2011
    Publication date: September 15, 2011
    Inventors: Alessandro Corona, III, Mark Robert Sivik, Leonard Frank Zaporowski