Patents by Inventor Karl Seyschab

Karl Seyschab 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-soluble cyclodextrin derivatives with lipophilic substituents and process for their preparation
    Patent number: 5594125
    Abstract: A water-soluble mixed ether of .alpha.-, .beta.- or .gamma.-cyclodextrin having at least one lipophilic and one hydrophilic radical per cyclodextrin molecule, of the following formula I: ##STR1## where R is hydrogen or R1 or R2 andR1 is a hydrophilic radical andR2 is a lipophilic radical andthe MS for R1 is 0.3 to 2.0 andthe MS for R2 is 0.2 to 1.0 andn is 6, 7, or 8.
    Type: Grant
    Filed: May 11, 1995
    Date of Patent: January 14, 1997
    Assignee: Consortium F ur elektrochemische Industrie GmbH
    Inventors: Karl Seyschab, Benno Kr uger, Sabine Delica