Patents by Inventor Maria L. SPOHRER

Maria L. SPOHRER 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).

  • Emulsions comprising cationic emulsifiers based on MDIPA ester quats
    Patent number: 11547644
    Abstract: An emulsion contains A) an alkyl ester quat of formula I wherein R1 is an acyl radical of a fatty acid with a chain length of from 6 to 24 carbon atoms, with the proviso that a mass fraction of saturated, linear fatty acids with a chain length of from 12 to 24 carbon atoms, is more than 50% by weight, based on all acyl radicals R1, wherein R2 is an alkyl radical having 1 to 6 carbon atoms, wherein a=1-3 and b=1-3, with the proviso that a+b=4, B) at least one consistency regulator, and C) at least one cosmetic oil.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: January 10, 2023
    Assignee: Evonik Operations GmbH
    Inventors: Juergen Meyer, Anna M. Howe, Maria L. Spohrer, Hans-Juergen Koehle, Brajesh Kumar Jha
  • EMULSIONS COMPRISING CATIONIC EMULSIFIERS BASED ON MDIPA ESTER QUATS
    Publication number: 20170000709
    Abstract: An emulsion contains A) an alkyl ester quat of formula I wherein R1 is an acyl radical of a fatty acid with a chain length of from 6 to 24 carbon atoms, with the proviso that a mass fraction of saturated, linear fatty acids with a chain length of from 12 to 24 carbon atoms, is more than 50% by weight, based on all acyl radicals R1, wherein R2 is an alkyl radical having 1 to 6 carbon atoms, wherein a=1-3 and b=1-3, with the proviso that a+b=4, B) at least one consistency regulator, and C) at least one cosmetic oil.
    Type: Application
    Filed: July 5, 2016
    Publication date: January 5, 2017
    Applicant: Evonik Degussa GmbH
    Inventors: Juergen MEYER, Anna M. HOWE, Maria L. SPOHRER, Hans-Juergen KOEHLE, Brajesh Kumar JHA