Patents by Inventor Daniel P. M. Berthod

Daniel P. M. Berthod 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).

  • Water-in-oil emulsions
    Patent number: 4446051
    Abstract: A high internal phase water-in-oil emulsion comprises, in addition to water, a branched chain non-polar oil, a non-anionic liquid emulsifier having an HLB value of from 1 to 7, and a special montmorillonite clay derivative and a water-soluble salt of magnesium which together stabilize the emulsion. The emulsion is particularly suitable as a cosmetic cream for topical application to the skin.
    Type: Grant
    Filed: September 2, 1981
    Date of Patent: May 1, 1984
    Assignee: Lever Brothers Company
    Inventors: Daniel P. M. Berthod, Simone Ferret