Patents by Inventor Karl-Heinz Switek

Karl-Heinz Switek 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).

  • Labelled fibrinogen receptor antagonists, the use thereof and processes for preparing them
    Patent number: 5677466
    Abstract: The invention relates to new labelled fibrinogen receptor antagonists which have an affinity for the receptor which is comparable to or greater than that of .sup.125 I-fibrinogen and whose binding is not disrupted by foreign proteins.
    Type: Grant
    Filed: May 23, 1995
    Date of Patent: October 14, 1997
    Assignee: Dr. Karl Thomae, GmbH
    Inventors: Johannes Weisenberger, Hans-Dieter Schubert, Gunter Linz, Karl-Heinz Switek, Frank Himmelsbach