Patents by Inventor Alfons Ehnsen

Alfons Ehnsen 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).

  • Modified bile acids process for their preparation and their use
    Patent number: 5641767
    Abstract: The invention relates to linker-modified bile acid derivatives of the formula I: ##STR1## wherein the radicals X.sup.1, X.sup.2, X.sup.3 and Y and n are as defined in the claims, and to a process for their preparation. The compounds according to the invention are therapeutically active and are thus suitable as drugs, especially as hypolipldemics. The invention further relates to the use of the bile acid derivatives according to the invention as drugs.
    Type: Grant
    Filed: September 12, 1995
    Date of Patent: June 24, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Gunther Wess, Alfons Ehnsen, Werner Kramer, Klaus Bock