Patents by Inventor Catherine Mitchell

Catherine Mitchell 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).

  • Emollient mixture for cosmetic and pharmaceutical formulations
    Patent number: 8993003
    Abstract: The invention relates to a water-free oil-based composition which is liquid at 20° C./normal pressure and which contains (a) 2 to 90% by weight of at least one linear and/or branched dialkyl carbonate and (b) 2 to 95% by weight of at least one linear and/or branched alkane containing 8 to 40 carbon atoms and to its use in the cosmetics field.
    Type: Grant
    Filed: August 26, 2004
    Date of Patent: March 31, 2015
    Assignee: Cognis IP Management GmbH
    Inventors: Catherine Mitchell, Rolf Kawa, Ulrich Issberner, Achim Ansmann, Bettina Jackwerth
  • Emollient mixture for cosmetic and pharmaceutical formulations
    Publication number: 20050079986
    Abstract: The invention relates to a water-free oil-based composition which is liquid at 20° C./normal pressure and which contains (a) 2 to 90% by weight of at least one linear and/or branched dialkyl carbonate and (b) 2 to 95% by weight of at least one linear and/or branched alkane containing 8 to 40 carbon atoms and to its use in the cosmetics field.
    Type: Application
    Filed: August 26, 2004
    Publication date: April 14, 2005
    Inventors: Catherine Mitchell, Rolf Kawa, Ulrich Issberner, Achim Ansmann, Bettina Jackwerth