Patents by Inventor Silke Kohlhase

Silke Kohlhase 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).

  • Cosmetic or dermatological formulations of improved pearlescence
    Patent number: 7820150
    Abstract: A cosmetic or dermatological preparation which comprises a C12-C40 fatty acid, a C12-C40 fatty alcohol, an amphiphilic polymer, an associative polymer and/or a siloxane elastomer, sodium and/or potassium hydroxide, and a pigment and/or a dye.
    Type: Grant
    Filed: January 20, 2004
    Date of Patent: October 26, 2010
    Assignee: Beiersdorf AG
    Inventors: Silke Kohlhase, Andreas Bleckmann, Heidi Riedel, Stefanie Von Thaden
  • Low-viscosity O/W emulsion
    Publication number: 20050238605
    Abstract: Cosmetic and/or dermatological oil-in-water (O/W) emulsion with a viscosity of 10 to 1500 mPaS, containing a) one or more emulsifiers selected from the group of glyceryl stearate citrate, polyglycerol methyl glucose distearate, triceteareth-4-phosphate, b) a homopolymer or copolymer of the acrylic acid and/or its derivatives as polymeric stabilizer, wherein the total concentration of the sum of emulsifier a) and polymeric stabilizer b) is between 0.01% and 1.5% by weight based on the total weight of the emulsion, and wherein the emulsion is free from fatty alcohols with a chain length of 12 to 20 carbon atoms.
    Type: Application
    Filed: January 21, 2005
    Publication date: October 27, 2005
    Inventors: Silke Kohlhase, Andreas Schafer, Ingo Hahn, Celina Storbeck, Susanne Morgenroth, Ulrich Hain
  • Pearlescent cosmetic or dermatological formulations
    Publication number: 20050036971
    Abstract: A cosmetic or dermatological preparation which comprises a C12-C40 fatty acid, a C12-C40 fatty alcohol, an amphiphilic polymer, an associative polymer and/or a siloxane elastomer, and sodium and/or potassium hydroxide.
    Type: Application
    Filed: January 20, 2004
    Publication date: February 17, 2005
    Applicant: BEIERSDORF AG
    Inventors: Silke Kohlhase, Andreas Bleckmann, Heidi Riedel, Stefanie Von Thaden
  • Water-in-silicone emulsions
    Publication number: 20050002888
    Abstract: Water-in-silicone emulsion comprising a) an aqueous phase, b) a lipid phase having a silicone content of at least 50% by weight, based on the lipid phase, c) emulsifiers, d) starch and/or starch derivatives, besides, if appropriate, further cosmetic and/or dermatological active ingredients, excipients and additives.
    Type: Application
    Filed: May 21, 2004
    Publication date: January 6, 2005
    Applicant: BEIERSDORF AG
    Inventors: Andreas Bleckmann, Silke Kohlhase, Rainer Kropke, Inka Longree, Boris Syskowski
  • Cosmetic or dermatological formulations of improved pearlescence
    Publication number: 20040228888
    Abstract: A cosmetic or dermatological preparation which comprises a C12-C40 fatty acid, a C12-C40 fatty alcohol, an amphiphilic polymer, an associative polymer and/or a siloxane elastomer, sodium and/or potassium hydroxide, and a pigment and/or a dye.
    Type: Application
    Filed: January 20, 2004
    Publication date: November 18, 2004
    Applicant: BEIERSDORF AG
    Inventors: Silke Kohlhase, Andreas Bleckmann, Heidi Riedel, Stefanie Von Thaden