Patents by Inventor Gerhard Dahms

Gerhard Dahms 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).

  • Emulsifier composition for skin care formulations
    Patent number: 5849315
    Abstract: An emulsifier composition for skin care formulations, which is present in the form of a bilayer lamellar gel network, which is stable up to a temperature of about 50.degree. C., comprising by weight, about 3-40% of a high HLB swellant which is lecithin, and a blend of low HLB emulsifier gellants, to 100%, the blend of gellants having a resultant HLB of about 1.5 to about 5. In a skin care formulation, the lamellar gel network forms a discrete third phase between the oil and water phases.
    Type: Grant
    Filed: May 8, 1997
    Date of Patent: December 15, 1998
    Assignee: ISP Investments Inc.
    Inventors: Mark Rerek, Elliott Zucker, Gerhard Dahms