Patents by Inventor Peter S. Cheetham

Peter S. Cheetham 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).

  • Method of synthesizing lipids and cosmetic composition comprising them
    Patent number: 5627056
    Abstract: An efficient method of producing phytosphingosine-containing ceramide one comprising: (a) obtaining a phytosphingosine base from tetraacetylphytosphingosine (TAPS) by a deacetylation reaction wherein the TAPS is produced by fermentation of cells of the F-60-10 mating type strain of Hansenula ciferrii using a fed-batch mode and a non-fermentable carbon source; and (b) coupling together the phytosphingosine base and a fatty acid/.omega.-hydroxy fatty acid component wherein the .omega.-hydroxy fatty acid component is prepared by a process which includes Kolbe synthesis.
    Type: Grant
    Filed: February 9, 1995
    Date of Patent: May 6, 1997
    Assignee: Elizabeth Arden Co., Division of Conopco, Inc.
    Inventors: John Casey, Peter S. Cheetham, Peter C. Harries, Della Hyliands, John T. Mitchell, Anthony V. Rawlings