Patents by Inventor Alexandra Mayhew Cressey

Alexandra Mayhew Cressey 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).

  • Lubricant from water in oil emulsion with suspended solid base
    Publication number: 20040235684
    Abstract: A lubricant in the form of a water or oil insoluble solvent in oil emulsion is described where a base (soluble or dispersible in said oil-insoluble solvent or water) is present in the dispersed phase. These lubricants are beneficial in various applications such as internal combustion engines where the oil needs enough basicity to neutralize any inorganic acids generated by sulfur present in the fuel.
    Type: Application
    Filed: May 27, 2004
    Publication date: November 25, 2004
    Inventors: Stephen J. Cook, Alexandra Mayhew Cressey, Helena M. Cressey